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Books Books 1 - 7 of 7 on Handwriting expert since 1876; in 1880 separated white light into complementary parts....  
" Handwriting expert since 1876; in 1880 separated white light into complementary parts in order to absorb the actinic rays on the sensitive plate... "
Who's who in America - Page 243
edited by - 1903
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Who's who in America, Volume 3

John William Leonard, Albert Nelson Marquis - United States - 1903
...sp'l studies In organic chemistry, photography, light and color; m. New Orleans, March 22, 1S76, Anule Abrams. Handwriting expert since 1876; in 1880 separated...handwriting, 1884; city librarian in charge of archives, 1855. thus enabled to study ancient writing and Ink; pres. NY State Reformatory for Women, 1892-9;...
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History of Long Island: From Its Earliest Settlement to the ..., Volume 3

Peter Ross - Long Island (N.Y.) - 1903
...made some important discoveries as the result of his investigations. Among these was the separation of white light into complementary parts in order to absorb the actinic rays on the sensitive plate. He patented the photographic process by which this was accomplished, and the present ortho-chromatic...
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The American Jewish Year Book, Volume 6

Cyrus Adler, Henrietta Szold - Jews - 1904
...organic chemistry, photography, light, and color. Married Annie Abrams. Handwriting expert since 1876; separated white light into complementary parts in...to absorb the actinic rays on the sensitive plate, 1880, the present chromatic processes being based on this principle; official grand jury handwriting...
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Who's who in New York City and State, Issue 3

John William Leonard, William Frederick Mohr, Frank R. Holmes, Herman Warren Knox, 0infield Scott Downs - New York (State) - 1907
...Sept 29, 1848; BSN (artist) and Sarah (Soils) Carvalho; grad. NY Free Acad., NY Coll.; made special studies In organic chemistry, photography, light and...order to absorb the actinic rays on the sensitive photographic plate, the principle on which the present chromatic processes are based; official grand...
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Who's who in New York City and State, Volume 4

New York (N.Y.) - 1909
...light and color; m. New Orleans, March 22, 1876, Annie Abrams. Handwriting expert since 1875; in ISBO separated white light into complementary parts in order to absorb the actinic rays on the sensitive photographie- plate, UK principle on which the present chromatic processes are based: official grand...
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The International Who's who: Who's who in the World : a Biographical ...

Biography - 1911 - 1133 pages
...Kensington Park, London, W., England. CARVALIIO, David None*: Expert In handwriting and inks since 1872; In 1880 separated white light into complementary parts...plate; patented this photographic process (the present orthochromatic processes are based on this principle); first to make photo graphs on celluloid, 1883;...
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The American Jewish Year Book, Volume 6

Cyrus Adler, Henrietta Szold - Jews - 1904
...organic chemistry, photography, light, and color. Married Annie Abrams. Handwriting expert since 1876; separated white light into complementary parts in...to absorb the actinic rays on the sensitive plate, 1880, the present chromatic processes being based on this principle; official grand jury handwriting...
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