Circular brass cover plate from the example of the free pendulum clock by Captain Edwin .E. Craig 1930-1940
coverplate; painted green and embossed with 'Davis Derby' manufactured by Davis Derby Ltd. coverplate; painted green and embossed with 'Davis Derby'
Evaporato chamber cover plate for automatic evaporator, used to prepare drinkable water from sea water and to provide suitable water to compensate for leaks in engines and boilers, with main cylindrical vessel and copper heating coils, by Caird and Rayner Coppersmiths & Company, Limehouse, London, England, 1889-1902 Evaporator chamber cover plate for automatic evaporator 1889-1902
Water meter cover plate; with glass front, and marked 11148. Manufactured by Manchester Corporation Waterworks. Water meter cover plate marked 11148