Washington Teasdale
1902, October
Washington Teasdale Using a Microscopical Slide Micrometer or Similar Instrument

Gelatin silver print
15.2 x 10.7 cm
 
Museum of the History of Science
Gabb Collection, Inventory Number: 34237, Accession Number: 1949-10
 
Early gelatine print. Portrait of Washington Teasdale, head and shoulders, seated at a table using a microscopical slide micrometer or slide mounting instrument or similar. Vertical format. Possibly a self-portrait.
 
LL/93976