Equipment and supplies 114 History 21 Plumbing 12 United States--History--Revolution, 1775-1783--Equipment and supplies 12 Railroads 9 Catalogs 8 Equipment and Supplies 6 more ... United States--History--Civil War, 1861-1865--Equipment and Supplies 5 Fire departments 4 Gas manufacture and works 4 Bathrooms 3 Commercial catalogs 3 Fire engines 3 Gardening 3 Heating 3 Iron-works 3 Merchants--Pennsylvania--Philadelphia--18th century 3 Politics and government 3 Ships--Equipment and supplies--18th century 3 Ships--Equipment and supplies--19th century 3 Steam-pipes 3 Supplies and stores 3 Water-gas 3 World War, 1939-1945 3 Air conditioning 2 Artists' materials 2 Beverages 2 Canning and preserving 2 Cars 2 Confectionery 2 Cooking 2 Cooking, American 2 Design and construction 2 Dressmaking 2 Equipment 2 Fires and fire prevention 2 Fisheries 2 Food service 2 Gas industry 2 Gas-fixtures 2 less ...