Snelling, Henry Hunt, 1816-1897 · [New York : W.B. Smith] · leaf 224
f heart and mind leaves inneglect the tombs of Niepce and Daguerre.The grass scarcely covers their graves be-fore their deeds are erased from the me-mory. And if America does not take, fromthis circumstance, a higher position in re-gard to this subject, the monument to Da-guerre and Niepce will… … MEANS FOR MULITTPLYING NEGATIVEPROOFS. EGATIVE proofs maybe reproduced in twoways: by superpositionand by means of the ca-mera-obscura.We will speak first of the re-production by superposition. Wesubmit an albumenized glass tothe aceto-nitrate, conforming tothe instructions which we havegiven in…
Photography · Art and photography
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