W. G. Price Current Meter by W. & E. L. Gurley, Troy, N.Y., early 20th century
patented August 25, 1885, pattern no. 600, serial no. 64 of nickel construction with 6 inch wheel in fitted mahogany case
case length 24.8" — 63.1 cm.
Department of the Interior, Topographical Survey of Canada, Physical Testing Laboratory
Department: Decorative Arts