Calculating Boy, c. 1913
Extremely rare clockwork tin toy by Tipp & Co, Nuremberg, Germany. After winding the clockwork, place the sum to be calculated between 2 clamps on the black board and the little calculating boy will point to the correct answer. Length 4 ½ in. Very good and working condition. Unbelievably rare tin calculating toy!
Estimate: € 2.500/3.500
US$ 3,400/4,700
Reserve: € 1.500/US$ 2,025
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