Combined navigational protractor and parallel rule, 1944-1970

Made:: 1944-1970 in London

designer:: Howard Douglas

maker:: L N P Manufacturing Company Limited

Combined protractor and parallel rule for navigational use, designed by H. Douglas and made by the London Name Plate Manufacturing. Co. Ltd., 35 Victoria Street, London S.W.1, 1944-1970

Details

Category:: Mathematics

Object Number:: 1986-1377

type:: drawing instruments, combined scale protractors and parallel rules

credit:: Mr B. Vosburgh

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Combined navigational protractor and parallel rule, 1944-1970

Details

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