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Halden Calculex Case
Halden Calculex Case

Halden Calculex Case

physical object
Identifier
2024.39.10
Description
Case for the Halden Calculex circular slide rule, circa 1910. Text on case reads "J. HALDEN&CO.LTD. B.ALBERT SQUARE MANCHESTER"
Related Term
Slide Rules (describes)
Related people
Murray Shaw (was donor of)
Amy VanderLaan (is documentarian of)