On certain improvements on photographic processes described in a former communication
Subtitle: and on the parathermic rays of the solar spectrum
By: by John F.W. Herschel
Series: Nineteenth Century Collections Online: Photography; Nineteenth Century Collections Online: Photography
Publisher: R. and J.E. Taylor
Published: 1843
Place of publication: London
Language: eng
Subjects: Photochemistry; Salor Spectrum
Other titles: Philosophical transactions.
Notes: Reprinted from: The Philosophical transactions, Part I for 1843."

Reproduction of the original from the Columbia University Libraries.