06
Aug
Collecting vintage: very CONCRETE slide rules
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By
K@VMS
Concrete calculations
Some have only an extra scale and some are dedicated like the Faber Castell 3/11 which is a statistic slide rule with added scales for concrete. Yes concrete. The stuff that get...
24
Apr
Aristo 90103 Wire Draht slide rule – Fantastic Vintage Finds
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By
K@VMS
There are slide rules and then there are slide RULEs. The latter being very interesting, unusual and rare slide rules that rule the top of the list of interesting or rare or unusual slide rules, becau...
30
Apr
Great vintage collection: slide rules
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By
K@VMS
This article is looking into collecting slide rules, the calculating aid that was widely used before the electronic pocket calculator (different field of collecting). From as early as the 17th century...
30
Jan
Great vintage collection: Pocket slide rules
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By
K@VMS
Slide rules are a field of collecting in their own right, read the article Great vintage collection : slide rules, for general information on this calculation aid. In this article I will be looking in...