Rest of the World > U.S.A.
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Baby Calculator (red and black)
Baby Calculator
Baby Calculator, Chicago, Illinois, USA
dimensions...........14.5 x 7.5 x 1 cm
weight..................150 g
material................tin
digits....................7
single sided -
Baby Calculator
Baby Calculator
Baby Calculator, Chicago, USA
dimensions...........14.5 x 7.5 x 1 cm
weight..................150 g
material................tin
digits....................7
single sided
including a cardboard box -
Baby Calculator
Baby Calculator
Baby Calculator, Glenview, Illinois, USA
dimensions...........14 x 8 x 1 cm
weight..................150 g
material................tin and plastic
digits....................9
single sided -
The FingerTip System
The FingerTip System
Fingertip System Co., Kansascity, USA
dimensions...........12 x 7,7 x 0,4 cm
weight..................80 g
material................iron
digits....................8
single sided
In aportable bookkeeper unit (see next pictures) -
FingerTip System, box
Bookkeeper box 34 x 20 x 8 cm
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Kalkometer
Kalkometer (ca 1960)
USA
dimensions...........14 x 8,1 x 0,7 cm
weight..................100 g
digits....................8
material................tin (top) and plastic (backside)
single sided -
Midget Adding Machine (1)
Midget Adding Machine, USA
dimensions...........12 x 7,7 x 0,3 cm
weight..................85 g
material................metal
digits....................9
single sided included a pencil and a cardboard folder -
Midget Adding Machine(2)
Midget Adding Machine, USA
dimensions...........12 x 7,7 x 0,3 cm
weight..................85 g
material................metal
digits....................9
single sided included a cardboard folder -
Ray Calculator
Ray Calculator (ca 1960)
Ray Calculator Co., Cincinnati, USA
dimensions...........13,5 x 5,9 x 0,5 cm
weight..................33 g
material................plastic, aluminium
digits....................6
single sided
including pencil -
Tasco Pocket Arithmometer
Tasco pocket Arithmometer
USA
dimensions...........13,6 x 7,5 x 0,5 cm cm
weight..................170 g
digits....................8
material................metal
single sided -
Tom Thumb Adding Machine (silver and gold)(2x)
Tom Thumb Adding Machine, USA
dimensions...........14 x 8,2 x 0,8 cm
weight..................120 g
material................tin and plastic
digits....................9
single sided -
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