Copyright © All rights reserved. Stearman Press LLC 2015
Stearman photo from www.graystorm.com
Envoy 3 ½ x 2 ½
Size: 3 ½ x 2 ½ glass plate/film
Daylight: Yes
Agitation: rocking
Volume: 5 oz (150ml)
Fill time: 18 seconds
Drain time: 16 seconds
Construction: bakelite
Weight: 1.1 lbs (500 grams)
Size: 6” Lx 2” D x 3” H
Manufacturer: Envoy
Year built: c. 1930