Title: The American florist : a weekly journal for the trade
Identifier: americanfloristw39amer (find matches)
Year: 1885 (1880s)
Authors: American Florists Company
Subjects: Floriculture; Florists
Publisher: Chicago : American Florist Company
Contributing Library: UMass Amherst Libraries
Digitizing Sponsor: Boston Library Consortium Member Libraries

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Violet Mrs. F. R. Gillmann. Color Photosfraphy. •'The Plain Facts of Color Photog- raphy," as explained by Dr. W. Simon, a noted author and chemist of Baltimore, now professor of chemistry in the Col- lege of Physicians and Surgeons and in the College of Dental Surgery in that 'ity. at an illustrated lecture held in the Mount Pleasant Press. Harrisburg, Pa., December 15, were distinctly interesting to the large audience gathered, including many who appreciate the important part that color photography is to play in modern advertising economics. Dr. Simon showed how the painstak- ing Frenchman Lumiere, had managed to arrange some 5,000,000 of starch grains, colored to the three primary hues of red. green and violet, to each square inch of the glass plate used in making auto- chromes. He surprised some of the au- dience by insisting that color is not an inherent property of matter, but instead the definite effect upon the nerves of the eye of reflections from certain substances of ordinary white light. The steps by which a mosaic of mingled color, whicli, when seen close by, is made up of bril- liant particles of red, green and violet, becomes apparently white to the eye at the proper distance, were graphically
Text Appearing After Image:
HOUSE OF VIOLETS AT F. R. GILLMANN'S, RHINEBECK, N. Y. Rhinebeck, N. T.. and named for his wife has proved itself worthy of being included among the few really good ones we have. It is shown in the illustra- shown, and the further important scien- tific fact developed that no natural color is altogether pure, but includes all the three primaries.

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