NAME ( A …

SLIDE RULE CATALOGUE “ L I T E “

Sub-List : “ NO … ”

NAME	MATCH NR.	DESCRIPTION
Napier set of blocks	3448	Generic blocks of all wood
National Foundation Depth Calculator	5285	Log/tech slide chart of plastic, 217x108x1.6 mm (1992) Front Scales: See Picture, Back Scales: See Picture
Natrilix Cardiovascular Risc Calculator	1447	Medical disc of plastic
Nautical Scale of Power and Speed	2333	Nautical slide rule of all wood, 360x94x11 mm Front Scales: 1) = 2) 3) = 4), Back Scales: 5) = 6) = 7)
Nautical Tek. no. 3460 116	2676	Nautical slide rule of perspex/aluminium, 322x54x16 mm
Navigational Computer MK. III H REF. no. 6B / 250	1741	Aviation disc of metal/bakelite, 135x155x26 mm
Navy Department Drift Angle Computer Device 1-CH-1	3529	Aviation disc of plastic, 110x2 mm
NBC voorspellingsset NSN 6665 13 108 7501 and 6665 13 108 7097	2859	By Memento NBC, log/tech disc of plastic, 102x2.5 mm (1973)
Nederlandse Benzolmaatschappij	5306	By NBM, technical slide chart of cardboard, 155x176x1.2 mm Front Scales: See Picture, Back Scales: See Picture
Neolt 25 R Bergamo Italy Rietz	3850	Generic slide rule of wood/plastic, 292x39.5x12 mm Front Scales: 27cm / K A = B CI C = D L ] 1:25 Back Scales: = S S&T T =
Neolt TS 10	3887	Generic slide rule of plastic, 120.5x25x2.5 mm Front Scales: 10cm / A = B C = D
Nestler	1748	Generic slide rule of plastic, 148x30.8x3.5 mm Front Scales: 13cm / K A = B CI C = D cosø Back Scales: = S ST T =
Nestler	2812	Generic slide rule of wood/celluloid, 275x31x9 mm Front Scales: 10inch / A = B C = D ] 27cm #28-53cm# Back Scales: = S L T =
Nestler 0114	1892	Generic slide rule of plastic, 148x31x3.5 mm Front Scales: 5inch / A = B C = D
Nestler 0115	1893	Generic slide rule of Anagit, 149x31.5x3.6 mm Front Scales: 13cm / A = B C = D Back Scales: = S ST T =
Nestler 0121 Darmstadt	1896	Generic slide rule of Anagit, 153x37.5x4.4 mm Front Scales: 13cm / P K A = B CI C = D S T Back Scales: = LL1 LL2 LL3 =
Nestler 0123 Rietz	1904	Generic slide rule of Anagit, 149x30.5x3.5 mm Front Scales: 13cm / K A = B CI C = D L Back Scales: = S ST T =
Nestler 0127 International	1915	Generic slide rule of Anagit, 153x37.5x4.3 mm Front Scales: 13cm / Fraction of 1 inch 32nd mm A = B CI C = D Factors, Back Scales: = °F °C =
Nestler 0137 Elektro	1922	Electrical slide rule of Anagit, 154x37.5x4.5 mm Front Scales: 13cm / Dynamo Motor Volt A = B CI C = D cosø, Back Scales: = <sin lg <tg =
Nestler 0140 Kaufmann	1924	Generic slide chart of Anagit, 148x30x3 mm Front Scales: 13cm / DF = CF CI C = D
Nestler 0149 Stahlbeton - Maarschalk. Front side only	5499	Generic slide rule of Anagit
Nestler 0202 Multimath - Duplex Instruction rule for 0289 and 0292	5487	Generic slide rule of wood
Nestler 0203 Alpha Instruction rule for 0251	5493	Generic slide rule of wood
Nestler 0204 Polymath - Duplex Instruction rule for 0291	5488	Generic slide rule of wood
Nestler 0205 Darmstadt Instruction rule for Darmstad models. Front side only	5491	Generic slide rule of wood
Nestler 0206 Rietz Instruction rule for Rietz models. Front side only	5492	Generic slide rule of wood
Nestler 0207 Kaufman Instruction rule for 0140, 0401 and 0409. Front side only	5490	Generic slide rule of wood
Nestler 0208 Delta Instruction rule for 0252, 0253 and 0254. Front side only	5489	Generic slide rule of wood
Nestler 0210 Darmstadt	1928	Generic slide rule of wood/plastic, 296x38x11.8 mm Front Scales: 27cm lg / K A = B CI C = D P ] S T Back Scales: = LL1 LL2 LL3 =
Nestler 0218 Darmstadt	1935	Generic slide rule of Anagit, 295x49x8 mm (1962) Front Scales: 27cm / L K A = B CI C = D P S T Back Scales: = LL1 LL2 LL3 =
Nestler 0235 Rietz	1940	Generic slide rule of wood/plastic, 578x43.5x13.9 mm Front Scales: 56cm / K A = B CI C = D L ] 21inch Back Scales: = S S&T T =
Nestler 0238 Rietz	1942	Generic slide rule of Anagit, 293x39x7.5 mm Front Scales: 27cm / K A = B CI C = D L Back Scales: = sin sin.tan tan =
Nestler 0239 Rietz	1945	Generic slide rule of Anagit, 295x38x6 mm Front Scales: 27cm / K A = B CI C = D L Back Scales: = S ST T =
Nestler 0249 Elemathic	1954	Generic slide rule of plastic, 300x40x4 mm Front Scales: K A = B R C = D L Back Scales: 27cm <sin <sin.tg <tg 10inch
Nestler 0250 Multimathic	1955	Generic slide rule of plastic, 299x40x4 mm Front Scales: K A = B R C = D L Back Scales: 27cm <sin <sin.tg <tg LL2 LL3 10inch
Nestler 0251 Alpha	1956	Generic slide rule of Anagit, 300x40x4 mm Front Scales: K A = B CI C = D L, Back Scales: S ST T
Nestler 0252 Beta	1958	Generic slide rule of plastic, 320x40x10 mm Front Scales: K A = B CI C = D L Back Scales: M DF = CF CIF CI C = D Z
Nestler 0253 Gamma	1959	Generic slide rule of Anagit, 320x39.7x4 mm Front Scales: K A = B CI C = D L Back Scales: T1 T2 DF = CF CIF CI C = D S ST
Nestler 0260 Mecanica	1962	Generic slide rule of wood/plastic, 295x38.8x11.8 mm Front Scales: 27cm 1) / 2)3) 4) = 5) 6) 7) C = D 8) / lg-tan sin, Back Scales: = 9) 10) 11) =
Nestler 0270 Präzision	1963	Generic slide rule of wood/plastic, 295x39x12 mm Front Scales: 27cm L1 L2 / D C1 = C2 CI1 CI2 D1 = D2 S1 ] K1 K2, Back Scales: = S1 S2 T1 T2 =
Nestler 0280 Geometer	1964	Generic slide rule of wood/plastic, 295x38.2x11 mm Front Scales: 27cm / L D = 1) ST C = D A ] K BI Back Scales: = S S&T T =
Nestler 0281 Geometer 400°	5495	Log/tech slide rule of wood/celluloid
Nestler 0289 Rietz Duplex	1965	Generic slide rule of Astralon, 360x48x4.5 mm Front Scales: L K A = B BI CI C = D R1 R2 Back Scales: T1 T2 DF = CF CIF CI C = D P S ST
Nestler 0290	1966	Generic slide rule of plastic, 335x47.7x4 mm Front Scales: LL01 LL02 LL03 A = B L K C = D LL3 LL2 LL1 Back Scales: CT T ST DF = CF CIF CI C = D P S CS
Nestler 0291 Polymath Duplex	1967	Generic slide rule of Astralon, 355x48x4 mm Front Scales: LL01 LL02 LL03 A = B L K C = D LL3 LL2 LL1 Back Scales: CT T ST DF = CF CIF CI C = D P S CS
Nestler 0292 Multimath Duplex	1968	Generic slide rule of Astralon, 357x48x4.5 mm Front Scales: P S T1 T2 A = B K CI C = D R1 R2 L ST, Back Scales: LL00 LL01 LL02 LL03 DF = CF CIF CI C = D LL3 LL2 LL1 LL0
Nestler 0297 Elektronik	5494	Electrical slide rule of Astralon
Nestler 0330 Chemiker	1972	Generic slide rule of Anagit, 294x38x8 mm Front Scales: 27cm / 1) = 2) CI C = D L Back Scales: = 3) CI C =
Nestler 0370 Electro	1974	Generic slide rule of wood/plastic, 296x38x11.5 mm Front Scales: 27cm / V A = B CI C = D U ] LL3 K Back Scales: = <sin <sin.tan <tan =
Nestler 0401 Mercur	1978	Generic slide rule of Anagit, 295x39x7.5 mm Front Scales: 27cm / % DF = CF CI C = D conversionfactors, Back Scales: = LL1 qn % C =
Nestler 0409 Schul - Merkur	5497	Generic slide rule of Anagit
Nestler 0432	1982	Generic slide rule of wood/plastic, 295x38.2x11.8 mm Front Scales: 27cm 1) / 2) 3) A = 4)B 5)6) 7) C = D lg / 8) 9), Back Scales: = 4) B 5) 6) C =
Nestler 0438 Stahlbeton System Jakob	1985	Concrete slide rule of wood/plastic, 295x38x12 mm Front Scales: 27cm gh(kx) gh(kz) / K A = B R(Fe) C = D gh(m) ] gh(kf) 1), Back Scales: = <sin <sin,tan <tan =
Nestler 0440 van Maarschalkerwaart Stahlbeton	1986	Concrete slide rule of Astralon, 357x48x4.2 mm Front Scales: 1) K A = B CI C = D 2) L Back Scales: T1 T2 DF = CF CIF CI C = D P S ST
Nestler 10	2305	Generic slide rule of wood/celluloid, 249x39x11.5 mm Front Scales: 28cm / A = B C = D ] 29.4cm Back Scales: = S L T =
Nestler 11 D	1790	Generic slide rule of plastic, 154x37x4.5 mm Front Scales: 13cm / P K A = B CI C = D T S Back Scales: = LL3 LL2 LL1 =
Nestler 11 M	1793	Generic slide rule of plastic, 152x31x3.5 mm Front Scales: 13cm / A = B C = D Back Scales: = S lg T =
Nestler 11 R	3130	Generic slide rule of plastic, 148x31x3.5 mm Front Scales: 13cm / K A = B CI C = D L Back Scales: = S S&T T =
Nestler 11 ZE	1796	Electrical slide rule of plastic, 148x30.2x3.3 mm Front Scales: 13cm / cosj A = B CI C = D cosj #DYN MOT Volt#, Back Scales: = S L T =
Nestler 11 ZM	1798	Generic slide rule of plastic, 148x30.5x3.4 mm Front Scales: 13cm / A = B C = D Back Scales: = S L T =
Nestler 11 ZO	1799	Generic slide rule of plastic, 148x30.5x3.3 mm Front Scales: 13cm / A = B C = D
Nestler 11 ZR	1801	Generic slide rule of plastic, 149x30.5x3.3 mm Front Scales: 13cm / K A = B CI C = D L Back Scales: = S S&T T =
Nestler 12 b	3679	Generic slide rule of wood/plastic, 145x26.5x8.5 mm Front Scales: 12cm / A = B C = D ] 14cm Back Scales: = S L T =
Nestler 14	1806	Generic slide rule of wood/plastic, 275x37x10 mm Front Scales: 25cm / A = B C = D ] 27.5cm #30-55cm# Back Scales: = S L T =
Nestler 1413 Wichman 400g	3666	Generic slide rule of wood/celluloid, 295.5x38.5x11 mm Front Scales: L C = sinxcos cos2 ST C = D A ] D BI Back Scales: = S S&T T =
Nestler 20 Rietz	1810	Generic slide rule of wood/plastic, 294x38x11.5 mm Front Scales: 28cm / K A = B C = D L ] 1:25 Back Scales: = S S&T T =
Nestler 2010	5053	Generic slide rule
Nestler 21 a Darmstadt	1817	Generic slide rule of wood/plastic, 580x43x12.5 mm Front Scales: 55cm L / K A = B CI C = D sincos ] sin tg Back Scales: = LL1 LL2 LL3 =
Nestler 23 Rietz	1822	Generic slide rule of wood/plastic, 285x37x11.4 mm Front Scales: 25cm / K A = B C = D L ] 1:25 #31-57cm#, Back Scales: = S S&T T =
Nestler 23/52	1848	Generic slide rule of plastic, 293x39x6 mm Front Scales: 27cm / K A = B CI C = D L Back Scales: = S S&T T =
Nestler 24 Rietz	1849	Generic slide rule of wood/plastic, 570x43.5x13.5 mm Front Scales: 55cm / K A = B CI C = D L ] 56cm #58-106cm#, Back Scales: = S S&T T =
Nestler 27 Präzision	1855	Generic slide rule of wood/plastic, 280x37x11 mm Front Scales: 25cm / C R1 = R1 L R2 = R2 1) ] S K #31-53cm#, Back Scales: = S T =
Nestler 28 Universal	1856	Generic slide rule of wood/plastic, 284x37x11 mm Front Scales: 27cm / L D = sin.cos cos2 C = D A ] K 1) #29-54cm#, Back Scales: = S S&T T =
Nestler 3	2806	Generic slide rule of wood/celluloid, 277x26x9 mm Front Scales: A = B C = D, Back Scales: 27cm 10inch
Nestler 37 Electro	1866	Generic slide rule of wood/plastic, 279x37x10.6 mm Front Scales: 25cm / V A = B C = D U ] LL3 K #30-56cm#, Back Scales: = S S&T T =
Nestler 39 Electro	1875	Generic slide rule of wood/plastic, 150x26x8 mm Front Scales: 1) 2) = 3) 4) 5) = 6) Back Scales: = 14cm 7) =
Nestler 4	2891	Generic slide rule of wood/celluloid, 275x26x9 mm Front Scales: A = B C = D Back Scales: 27cm = S S&T T = 10inch
Nestler 40	1878	Generic slide rule of all wood, 275x31.5x9.4 mm Front Scales: 25cm / Z = T M D K ] 27cm Back Scales: = L S d =
Nestler 41	1883	Generic slide rule of wood/plastic, 115x16.8x5.5 mm Front Scales: A = B C = D Back Scales: 11cm = S CI T = 4inch
Nestler 43a Stahlbeton (Schäfer)	1889	Concrete slide rule of plastic, 295x38x11.5 mm Front Scales: 27cm 1) / 2) 3) A = B 4) 5) 6) 7) C = D lg ] 8) 9), Back Scales: = B 4) 5) 6) 7) C =
Nestler 9	1781	Generic slide rule of wood/celluloid, 295x32x10 mm Front Scales: K A = B CI C = D L Back Scales: 29cm = S S&T T = 11inch
Nestler ABL 1962 Commanders Radiation Guide	3672	Military disc of plastic
Nestler Bewegingen langs de Weg	1763	Generic slide rule of plastic, 295x38.8x6.6 mm Front Scales: 27cm / 1) = 2) 2) = 3), Back Scales: 10inch
Nestler Cross-section of 29 slide rules	5486	Generic instrument
Nestler Darmstadt	2837	Generic slide rule of plastic, 162x38x4 mm Front Scales: 15cm / P K A = B CI C = D S T Back Scales: = LL1 LL2 LL3 =
Nestler Elemath Log Log	1764	Generic slide rule of plastic, 348x50x4 mm Front Scales: L K A = B BI CI C = D LL1 LL2 LL3 Back Scales: T1 T2 DF = CF CIF CI C = D P S ST
Nestler Flugzeit	1768	Aviation slide rule of wood/plastic, 585x52x12.5 mm Front Scales: 1) / 2) = 3) 4) = 5) \ 6) # 7) #
Nestler Flugzeit	1776	Aviation slide rule of wood/plastic, 296x38.6x11.4 mm Front Scales: 1:300000 / 1) = 2) 3) = 4) ] 1:100000 #90-170#
Nestler Rietz	1746	Generic slide rule of wood/plastic, 275x37.5x10 mm Front Scales: 25cm / K A = B C = D L ] 1:25 Back Scales: = S T =
Nestler Rietz	1756	Generic slide rule of plastic, 156x32x4.5 mm Front Scales: 13cm / K A = B CI C = D L Back Scales: = S ST T =
Nestler Rietz	1757	Generic slide rule of wood/plastic, 275x37.5x10 mm Front Scales: 25cm / K A = B C = D L ] 1:25 Back Scales: = S S&T T =
Nestler Rietz - S	1773	Generic slide rule of plastic, 156x31.4x4.2 mm Front Scales: 13cm / K A = B CI C = D L Back Scales: = S ST T =
Nestler Schul - Rietz	1750	Generic slide rule of plastic, 310x43x4.8 mm Front Scales: 30cm 15-0-15cm / K A = B CI C = D L Back Scales: = S ST T =
Nestler Stahlbeton System Maarschalk	1769	Concrete slide rule of plastic, 148x32x3.5 mm Front Scales: 13cm / w(kx) A = B w(kh) C = D w(kz) plus 5 formules, Back Scales: = S ST T =
Newton slide rule to calculate Ax3+Bx2+Cx=D	3851	Mathematics slide rule of wood/plastic, 350x206x12 mm
Nicholl App. Obs of Fire Mk VI	2876	Military slide rule of aluminium/brass, 405x35x6 mm (1918) Front Scales: K = K, Back Scales: K = S
Night Photographic Flash Sighting Angle and Release Distance Computer 6B / 3132	1990	Aviation disc of metal, 180x6 mm Front Scales: 1) 2) 3) 4) = 5) 6) 7) Back Scales: 8) 9) = 10) 11)
Nomo Type 0	3243	Disc
Nomus SKF Rollenlager	1991	Technical slide chart of plastic, 260x65x2.8 mm
NoName	1559	Generic disc of metal, 176x2.6 mm Front Scales: C = D
NoName	1993	Generic slide rule of plastic, 151x32x4.5 mm Front Scales: 13cm / A = B CI C = D K Back Scales: = S L T =
NoName	1995	Generic slide rule of plastic, 151x32x4.5 mm Front Scales: 13cm / A = B CI C = D K Back Scales: = S L T =
NoName	1996	Generic slide rule of plastic, 150x37x4.4 mm Front Scales: 13cm / A = B CI C = D K \ 5inch Back Scales: = S L T =
NoName	1997	Generic slide rule of plastic, 150x37x4.4 mm Front Scales: 13cm / A = B CI C = D K ] 5inch Back Scales: = S L T =
NoName	1998	Generic slide rule of plastic, 151x32x4.5 mm Front Scales: 13cm / K A = B CI C = D L Back Scales: = S ST T =
NoName	2003	Generic slide rule of plastic, 147x31x3.8 mm Front Scales: 14cm / K A = B CI C = D L Back Scales: = S S&T T =
NoName	2004	Generic slide rule of plastic, 160x38x4.2 mm Front Scales: 15cm / LL3 LL2 A = B CI C = D K LL1 Back Scales: = T2 T1 L S =
NoName	2006	Generic slide rule of plastic, 292x42.4x5 mm Front Scales: 25cm / K DF = CF CIF CI C = D A Back Scales: = S ST T L =
NoName	2007	Generic slide rule of plastic, 305x52x6 mm Front Scales: 28cm / K A = B BI CI C = D P S T Back Scales: = L LL1 LL2 LL3 =
NoName	2008	Generic slide rule of plastic, 165x28x2 mm Front Scales: A = 15cm B R C 6inch = D
NoName	2009	Generic slide rule of plastic, 163x29.2x1.8 mm Front Scales: A = 6INCHES B CI C 15METRIC = D Back Scales: = S L T =
NoName	2012	Generic slide rule of plastic, 151x27x3.3 mm Front Scales: A = B CI C = D K
NoName	2013	Generic slide rule of plastic, 152x27x3 mm Front Scales: A = B CI C = D K
NoName	2015	Generic slide rule of plastic, 152x27x3 mm Front Scales: A = B CI C = D K
NoName	2019	Generic slide rule of plastic, 150x27x3.6 mm Front Scales: A = B CI C = D K, Back Scales: = S L T =
NoName	2020	Generic slide rule of plastic, 286x40x3.5 mm Front Scales: S K A = B CI C = D L T
NoName	2021	Generic slide rule of plastic, 313x40x3.5 mm Front Scales: S K A = B CI C = D L T
NoName	2023	Generic slide rule of plastic, 285x40x3.5 mm Front Scales: S K A = B CI C = D L T
NoName	2024	Generic slide rule of plastic, 155x31x3.2 mm Front Scales: S K A = B CI C = D L T1
NoName	2026	Generic disc of plastic, 121x1 mm Front Scales: C = D
NoName	2031	Generic slide rule of plastic, 151x32x4.5 mm Front Scales: 13cm / K A = B CI C = D L Back Scales: = S ST T =
NoName	2032	Generic slide rule of plastic, 163x29x1 mm Front Scales: 6inch A = B CI C = D 15cm Back Scales: S L T
NoName	2033	Generic slide rule of plastic, 149x32x4 mm Front Scales: 13cm / K A = B CI C = D L Back Scales: = S ST T =
NoName	2038	Generic slide rule of plastic, 150x34x4 mm Front Scales: 5inch A = B CI C = D 14cm
NoName	2039	Generic slide rule of wood/plastic, 145x26x9 mm Front Scales: 13cm / A = B C = D ] 14cm Back Scales: = S L T =
NoName	2787	Generic slide rule of plastic, 294x40x7.5 mm Front Scales: 25cm / K A = B CI C = D L Back Scales: = sin sin/tg tg =
NoName	3249	Generic slide rule of plastic, 295x45x4 mm Front Scales: K A = B CI C = D L Back Scales: = S S&T T =
NoName	3256	Generic slide rule of plastic
NoName	5653	Generic slide rule of plastic, 151x27x3.3 mm Front Scales: A = B CI C = D K
NoName	5751	Generic slide rule of wood/celluloid
NoName	5786	Generic slide rule of wood/plastic
NoName (Nestler)	5657	By (Nestler), generic slide rule of all wood
NoName 57 (Concise 28 Copy)	2082	By Hong Kong, generic disc of plastic, 80x3.5 mm Front Scales: D = C CI A K
NoName Birth disc Moeders Voor Moeders	1260	Medical disc of plastic, 90x1.2 mm Front Scales: 1) = 2)
NoName Black disc	3076	Generic disc of metal, 131x1 mm Front Scales: C = D
NoName Dwarswindschijf	2050	Aviation disc of metal, 191x2 mm
NoName Energy disc	2051	Conversion disc of plastic, 62x9 mm Front Scales: 1) = 2) = 3) = 4), Back Scales: 5) 6) = 6)
NoName Gauging	2053	Alcohol slide rule of all wood, 305x27x22 mm (Before 1824) Front Scales: Many scales, Back Scales: Many scales
NoName Percentage Rekenliniaal	2057	Financial disc of cardboard, 180/190x1.2 mm Front Scales: C = 1) 2), Back Scales: C = 3) 4)
NoName Pocket slide rule	1992	Generic slide rule of plastic, 102x23x4.5 mm Front Scales: 10cm / A = B C = D
NoName Procentor	2059	Financial disc of plastic, 90x3.2 mm Front Scales: C = D %
NoName Sector	2064	Generic sector of bone, 152x36x3 mm Front Scales: L [ 12inch L S C, Back Scales: S T T T s N
NoName Sector	3446	Generic sector of brass, 154x27x3 mm
NoName Sector wood	3447	Generic sector of all wood, 152x35x4.5 mm Front Scales: L [ 12inch L S C, Back Scales: S T T T s N
NoName Slide Rule	3941	Generic slide rule of plastic, 152x32x4 mm Front Scales: 5inch / K DF = CF CI C = D A Back Scales: = T2 T1 L S =
NoName Spirit rule	3514	Spirit slide rule of wood/metal, 226x25x4.5 mm
NoName Temperature correction disc	3137	Technical disc of metal, 98x2 mm Front Scales: 1) = 2) = 3)
NoName Victor 'B' MK 2	2637	Aviation disc of plastic, 161x3 mm Front Scales: TOTAL 1 3 4 5 6 TOTAL (less tank 10) 7 8 11 12 Back Scales: TOTAL 1 3 4 5 6 TOTAL 7 8 10 11 12
NoName Watch type calculator	2017	Generic watch type of metal/bakelite, 50x14 mm Front Scales: A C, Back Scales: C S T
NoName Wooden (only front side)	5780	Slide rule of all wood
Noralem Industries Regle a Curseur	5314	Technical slide chart of cardboard, 300x100x1.5 mm Front Scales: See Picture, Back Scales: See Picture
Norelco Miles per gallon and Twenty three year calender	2085	Log/tech disc of metal, 42.5x1.4 mm (1955) Front Scales: Miles driven = Miles per Gallon = Gallons
Norma 100 Gambrinus	2087	Log/tech disc of plastic, 106 mm Front Scales: units A = B 1) 2) cos
Norma 100 Grafia	2086	Log/tech disc of plastic, 106x6 mm Front Scales: C = D 1)
Norma 190 Gambrinus	3515	Generic disc of metal, 190x5 mm
Normus NT 62 J. Eberspächer Glasdachwerk System Huber (IWA)	5708	Log/tech slide chart of cardboard, 243x91x1.7 mm
Normus NT 71a Eisenbetonplatte System Huber (IWA)	5709	Log/tech slide chart of cardboard, 245x91x1.5 mm
Normus- Schieber Nussbaum No. 2/7 (IWA)	5691	By IWA, log/tech slide chart of cardboard, 220x70x1 mm (1924)
Norton Rekenschijf voor Slijp- en Polijstschijven	2764	Log/tech disc of plastic, 149x87x1 mm
Novotni Slide Rules Weight Slide Rule	3281	Log/tech slide rule of wood/plastic, 354x64x6.5 mm (1959) Front Scales: Thickness = Width Length = Subjects = Weight in Pounds
Novotni Weight Slide Rule	5077	Log/tech slide rule
Nuclear Yield M4A1	5059	Military disc
Ohico Electro 15	2093	Electrical slide rule of wood/plastic, 280x36x11 mm Front Scales: 26cm / LL2 A = B C = D LL3 ] 10inch #Dynamo Motor h% Volt#, Back Scales: = S L T =
Ohico System Rietz	3128	Generic slide rule of wood/plastic, 278x36x11 mm Front Scales: 26cm / K A = B C = D L ] 10inch Back Scales: = S ST T =
Omaro Choix des Presses Hydrauliques	5284	Technical slide chart of cardboard, 270x122x1.2 mm (1966) Front Scales: See Picture, Back Scales: See Picture
Omaro Forets	2100	Technical slide chart of cardboard, 230x100x2 mm (1937)
Omaro P . 12 Duretés, Toles, Fers plats	2098	Technical slide chart of cardboard, 259x120x2 mm (1935)
Omaro P . 12 Duretés, Toles, Fers plats	5364	Technical slide chart of cardboard, 261x120x1.5 mm (1935) Front Scales: See Picture, Back Scales: See Picture
Omaro P.10 Cornières, Rivets, Trusquinage	2096	Technical slide chart of cardboard, 259x120x2 mm (1935)
Omaro P.8 Fers Plats, Fers Carrés, Toles, Feuillards	2099	Technical slide chart of cardboard, 259x120x2 mm (1936)
Omaro Poids Des Tubes En Acier En Barres Poids	2095	Technical slide chart of cardboard, 230x100x2 mm (1939)
Omaro T.3 Denture.	2097	Technical slide chart of cardboard, 259x120x2 mm (1932)
Omaro U.2 Curseur d'Ajustements Solex	3432	Technical slide chart of cardboard, 120x262x1 mm Front Scales: Many scales, Back Scales: Many scales
Opstalan Schuifmetertje Benzineverbruik	5393	Technical slide chart of cardboard, 159x50x0.7 mm Front Scales: See Picture, Back Scales: See Picture
Orgelbau Fachverlag System Rensch (Organ)	3583	By Mensur, music slide rule of plastic, 395x92x2.5 mm (1986)
OTK PRK 69	5436	Military disc of plastic, 240477x16 mm Front Scales: 1-10000 = Ctg Cosec Back Scales: 1-10000 = tg Sec
OTK no 1 Russian	2719	Military slide rule of wood/plastic, 550x44.5x9 mm (1970-1981) Front Scales: 1) = 2) 3) = 4), Back Scales: 5) = 6) = 7)
OVVM thuis-taxateur	5421	Disc

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