Details
A mirror galvanometer,
by H.W. Sullivan, the vertical adjuster engraved testing 11, with lacquered-brass fittings, vulcanite platform, lacquered-brass cover engraved Sullivan's Galvanr No. 506 Patented, and signed H.W. Sullivan 19 Great Winchester Street London EC, mounted on a plinth base with vulcanite and lacquered-brass contacts -- 12.3/8in. (31.4cm.) high
See Illustration
by H.W. Sullivan, the vertical adjuster engraved testing 11, with lacquered-brass fittings, vulcanite platform, lacquered-brass cover engraved Sullivan's Galvanr No. 506 Patented, and signed H.W. Sullivan 19 Great Winchester Street London EC, mounted on a plinth base with vulcanite and lacquered-brass contacts -- 12.3/8in. (31.4cm.) high
See Illustration