Excerpt from The American Annual of Photography, 1909 In addition to what we have described in foregoing pages we have a full line of optical sundries, such as

Excerpt from The American Annual of Photography, 1911 Exposure Made without Color Filter. Gives tone values to foliage, flowers and sky otherwise unobtainable.

This work has been selected by scholars as being culturally important and is part of the knowledge base of civilization as we know it. This work is in the publi

Excerpt from The American Annual of Photography, 1918, Vol. 32 Our record of over 32 years of straightforward honest dealing is your greatest assurance of satis