A cheater’s slide rule
A relic of past dishonesty
Category: Slide rule
The Sliding Gunter
A fascinating transitional deviceCourvoisier’s spiral slide rule
A neat solution to the turn problemSabatini’s magnificent calculator
Even Mussolini was impressed!A lovely gauging rule
An Everard style 18th century slide ruleElisha Kally’s water flow calculator
Made by one smart water engineer!Slide rules for a new century
Tavernier-Gravet’s evolving slide rule technologySbernadori’s aerophotographical slide rule
Serving the Royal Italian air forceThe weird Logarex Typ-01
A most unusual circular slide ruleNumeri Mundum Regunt
Sexton’s OmnimetreThe calculation of MADness
Nuclear blast slide rules from the cold war eraChairman Mao’s guidance
A politically conscious slide rule from China