Signedon base, stamped: CHLES. VERDIN - PARIS / REPRÉSENTED BY / JAMES W. QUEEN & CO. / PHILPHIA - PA.
on plate under coil: CHLES. VERDIN - PARIS / REPRÉSENTED BY / JAMES W. QUEEN & CO. / PHILPHIA - PA.
on brass coil support, stamped: CHLES VERDIN / A / PARIS
on fork: RK
Inscribedon fork: 10 VD
Historical AttributesThis instrument is found in Hugo Münsterberg's 1893 Psychological Laboratory of Harvard University document. It is thus listed: "121. Electrical tuning-fork of ten vibrations. By Verdin, Paris. $30."
See online reproduction here.
Primary SourcesHugo Munsterberg, "Psychological Laboratory of Harvard University," pamphlet of 1893. See Harvard University Archives HUF 715.93.72
ProvenancePsychology Department, William James Hall, Harvard University.