Meet the Texas Magnum, it appears to be the biggest slide rule in the world measuring in at 352 feet long, weighs 300 pounds and takes three men to slide… [via] – Link.
Related:
Slide rule guy – Link.
Pictured here, the Nuclear bomb effects calculator (1962) and the Bristol Liquids SynchroValve Capity Calculator (1943) from Calculate This! by Robert Luhn. MAKE looks at slide rules. Info and article, page 50.
2 thoughts on “Biggest slide rule – The Texas Magnum”
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An interesting and practical means of implementing long slide rules is the”Thacher’s Calculating Instrument” which achieves a tractable 30 foot slide rule by folding the rule into a cylinder surrounded by 20 rule segments
in the manner of a gattling gun:
http://www.sphere.bc.ca/test/unusual.html