![](http://www.alamy.com/thumbs/6/1A468444-F8AA-4F0B-BDCF-AD87CB024819/F17HBG.jpg)
Rechenschieber, Berlin.
Rechenschieber, Berlin.
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License: Licensed
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Keywords: berlin, boulevard, computer, deutschland, mathematics, mathematik/, rechenschieber/, sliderule, sv0914, vermischtes/