Snelling, Henry Hunt, 1816-1897 · [New York : W.B. Smith] · leaf 251
oyed in passing to the maximumwas generally about half an hour ; if thatwere not taken into consideration, differ-ent results might be obtained. In regard to chlorine, there exists ano-ther cause of complication—the affinitywhich it possesses for water ; for whendisengaged in the ordinary manner,… … | HE two following lettershave been sent to theAthenamm. As they re-late to the process recent-ly published by Mr. Tal-bot, and as, moreover,they have a great interest in them-selves, we think it a duty to copythem. In 1844,1 sent the description of_ a new photographic process to theBritanic…
Photography · Art and photography
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