1. DMO/4/24 Reference (shelfmark): DMO/4/24 Title: Tables showing the power, &c., of British, French, German, Italian, and Russian Heavy Guns. Corrected up to 1.7.86. Compiled in the Department of the Director of Artillery. 1886. London: Printed at the War Office, by Harrison and Sons, 1886. Collection Area: Map Collections Languages: English Date Range: 1886 Extent: 19 pages