International Workshop CB
Andries's mystery metal can.
Canned statistics.
Click image for magnification
Data:
- Closed metal can, around the side of which are printed some graphs: “Operation characteristics”, “Frequency distributions”
- 100 small windows in the bottom, unfortunately fogged.
- Filled with colored beads or tiny balls.
- Paper labels in Dutch: “50×”, “100×”, “200×”, “aantal gekleurd in 0, 1, 2 of 3” (number colored in 0,1,2 or 3)
- Aluminum shield glued on top, with Dutch text: “1% geel, 4% blauw, 6% rood, 89% wit” (1% yellow, 4% blue, 6% red, 89% white)
- Handwritten: “60015”
- Dimensions:
Including rim: diameter = 109 mm (4 5/16 inch), height = 102 mm (4 inch)
Excluding rim: diameter = 106 mm (4 3/16 inch), height = 97 mm (3 13/16 inch) - Opening strip on the side.
- Remnants of an opening key on top.
- Gift from Simon van der Salm.
Questions:
- Who made this can?
- How was it used?