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Details and Image
Type | Model No. | Maker | Country | Construction Material | Date | Scale Length | Area of Use |
Slide Adder | Five Slide Adders | Various | USA and Germany | Metal | Unknown | N/A | Adding and Subtracting |
Notes: "Here are five old slide adders. Four of them are the “Baby Calculator”, and one is an 8-column Produx. The four Baby Calculators show three different evolutions of that adder. "
Image 1
![](slide_adders/images/12005a.jpg)
Image 2
![](slide_adders/images/12005b.jpg)
Image 3
![](slide_adders/images/12005c.jpg)
Image 4
![](slide_adders/images/12005d.jpg)
Image 5
![](slide_adders/images/12005e.jpg)
Image 6
![](slide_adders/images/12005f.jpg)
Image 7
![](slide_adders/images/12005g.jpg)
Image 8
![](slide_adders/images/12005h.jpg)
Image 9
![](slide_adders/images/12005i.jpg)
Image 10
![](slide_adders/images/12005j.jpg)
Image 11
![](slide_adders/images/12005k.jpg)