Armstrong's hydro-electric machine, with leyden jar, other accessories and documentary material Armstrong hydroelectric machine, 1845 1845
Hydraulic engine, designed by William Armstrong, c.1840, no provenance, probably used to operate a railway swing bridge. Hydraulic engine 1840
Contract of 3 Nov 1853 between The Saint Katharine Dock Company, and William George Armstrong, George Cruddas and Richard Lambert of the Elswick Engine Works, Newcastle upon Tyne, for 'Machinery and Apparatus ... for the application of Hydraulic Power to the Cranage in or about the Saint Katharine Docks'. Contract of 3 Nov 1853 between The Saint Katharine Dock Company 1853