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Title: Artillery slide rule, invented by N.M. McLeod and made by J. [Go to resource]
Description: Artillery slide rule, invented by N.M. McLeod and made by J.H. Steward Ltd., 406 Strand, London License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: slide rule (artillery) Source: Science Museum Creator: J.H. Steward Identifier: 1986-593 Go to resource More Like this...
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