TIM (time is money) trade marked arithmometer c. 1910-1920

Made:
1910-1920 in Berlin

TIM (time is money) trade marked arithmometer c. 1910-1920, made by Spitz, Ludwig and Co G.m.b.H., Berlin, Germany.

Details

Category:
Mathematics
Object Number:
1973-546
Materials:
metal (unknown), rubber (unidentified), plastic (unidentified), aluminium (metal) and paint
Measurements:
overall: 170 mm x 556 mm x 210 mm,
type:
calculating machine (stepped drum)
credit:
Prudential Assurance Company