[Mercury green light developed with hydrokinon]
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Photograph
[Mercury green light developed with hydrokinon]
1906–1908
Lippmann plate
Image: 1 5/16 × 1 5/16 in. (3.4 × 3.4 cm)
Overall (prism): 1 9/16 × 1 9/16 × 2 3/8 in. (4 × 4 × 6 cm)
Mount (glass): 2 3/4 × 2 7/8 in. (7 × 7.3 cm)
Other (housing): 6 3/4 × 4 3/4 × 7/8 in. (17.1 × 12 × 2.2 cm)
Gift of Mrs. Herbert E. Ives
1981.3015.0008
Inscriptions Inscribed in ink on label adhered to mount recto, BR: hydroquinonic \ [illegible notation]
Inscribed on envelope: 12 \ Mercury green light, developed with hydrokinon. Shows band of absorption in spectroscope \ hydrokinon = hydroquinonic (URU)
Inscribed on envelope: 12 \ Mercury green light, developed with hydrokinon. Shows band of absorption in spectroscope \ hydrokinon = hydroquinonic (URU)
