A Dubernet (folding) No. 4 Diascope patented Sept. 1, 1908 and made by L. A. Dubernet. Designed to accommodate an Autochrome measuring approximately 3... [more detail available via subscription]
Copyright © 2000 - 2017 p4A Antiques Research Services, LLC.
Review our on-line privacy statement or Contact Us
Not Logged In (Visitor)