Archived posting to the Leica Users Group, 2010/05/26
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Aram, Thanks for the article. It is very interesting. I also check the patent: *Patent number*: 822532 *Filing date*: Nov 22, 1904 *Issue date*: Jun 1906 It is an interesting read. -Pasvorn On Wed, May 26, 2010 at 8:21 AM, Aram Langhans <leicar at q.com> wrote: > I read this on another forum, and thought I'd pass it along:' > http://citynoise.org/article/10598 > Color from the early 1900's. I was not aware of this process before. > > Aram > > > _______________________________________________ > Leica Users Group. > See http://leica-users.org/mailman/listinfo/lug for more information >