TitleReproduction rotary switch knobs
DescriptionObjects are four rotary switch knobs that have been cast using a mold (catalog number 102751987). There are several imperfections in the final product, but it is clear that the intent was to recreate IBM 650 rotary switch knobs.
|Other number||2006A||Molded into back of flange|
Dimensionsoverall: 1 in x 2 in x 2 in
CreditGift of Paul Pierce
|102728121||IBM 650 Magnetic drum data processing machine (CPU)|
|102751987||Mold for rotary switch knob|