Details
A Curta Type 1 calculator,
no. 66125, with black plastic canister, maker's carton and three instruction booklets; and a Kuhn's Drill-Test game of arithmetic, in green wood case (2)
no. 66125, with black plastic canister, maker's carton and three instruction booklets; and a Kuhn's Drill-Test game of arithmetic, in green wood case (2)