bn:00662980n
Noun Concept
Categories: English inventions, Analog computers, Historical scientific instruments, Mechanical calculators, Navigational equipment
EN
Bygrave slide rule  A. M. L. Position Line Slide Rule  A.M.L. Position Line Slide Rule  Air Ministry Laboratories Position Line Slide Rule  AML Position Line Slide Rule
EN
The Bygrave slide rule is a slide rule named for its inventor, Captain Leonard Charles Bygrave of the RAF. Wikipedia
Definitions
Sources
EN
The Bygrave slide rule is a slide rule named for its inventor, Captain Leonard Charles Bygrave of the RAF. Wikipedia
Eponymous slide rule Wikidata