Proceedings of the stated meeting, held Wednesday, October 19, 1892

• Publisher: Elsevier Science
• Year: 1892
• Tongue: English
• Weight: 65 KB
• Volume: 134
• Category: Article
• ISSN: 0016-0032
• DOI: 10.1016/0016-0032(92)90226-7

✦ Synopsis

a paper descriptive of the principles of construction and operation of the heliochromoscope, a new optical instrument of his invention for the reproduction of natural colors in photography. The speaker at the close of the meeting exhibited a photograph of a bouquet of natural flowers in the apparatus, by means of which the natural colors of the objects were very faithfully reproduced. Mr. Ires' paper was discussed by Messrs. Goldschmidt, Fulierton, Cooper and