Published: Charles Griffin & Company, Ltd, London, 1922.
Hardcover in original cloth binding. xii, 202 pp. plus 5 folding plate leaves. Sub-title continues "For Merchants, Manufacturers and all Needing Guidance in the Choice of Such Machines, for Inspectors of Weights and Measures, and for Candidates for the Board of Trade Examination, as well as for Designers and Manufacturers of Weighing Appliances". The uncommon 1st Edition.
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