Details
A lacquered-brass and vulcanite galvanometer,
by GAMBRELL BROS. & CO. LTD, LONDON, with glazed front, Universal bubble-level and three adjustable feet -- 9in. (22.9cm.) high
See Illustration
by GAMBRELL BROS. & CO. LTD, LONDON, with glazed front, Universal bubble-level and three adjustable feet -- 9in. (22.9cm.) high
See Illustration