The silver sunbeam : a practical and theoretical text-book on sun drawing and photographic printing (1873)
Towler, John, 1811-1889 · New York : E. & H.T. Anthony · leaf 524
CHAPTEK LII. SEL CLEMENT MEZZOTINT PHOTOGRAPHS THE MAGIC PHOTOGRAPH CABINET PORTRAITS GAGE's IMPROVED PHOTOGRAPHS. A short time ago, says the British Journal, we mentioned that we had received a specimen of a new salt, containing silver, which is sought to be introduced in England as a substitute… … slightly greenish tinge, and which are deliquescent, and therefore, require to be retained in a well-closed bottle. The cause of this tend- ency to deliquesce will be presently shown. The salt is readily soluble in water without the slightest turbidity being produced, and can then be employed for…
Photography
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
