n.d.
English Union case - Geometric (Berg 2 - 126)

Thermoplastic case, 1/6 plate
1/6 plate
 
Larry Gottheim, Be-hold, Inc
Courtesy of Larry Gottheim - Be-Hold (45 / 41)
 
Geometric 1/6 plate (Berg 2 - 126) with "Improved Patent Union Case" label inside back. See the article by John Hannavy in "The Daguerreian Annual 1995" especially p. 11.
 
LL/10890