Stock Book, Volume 1. 1863-1865
Brent Archive 198028/5/1
Serial numbers 4000-11000
.Triple Achromatic Settings, Sliding
.
.................................................................................No.1 6"x5"
................................................................................No.2 81/2"x61/2"
................................................................................No.3 10"x8"
................................................................................No.4 12"x10"
................................................................................No.5 15"x12"
................................................................................No.6 18"x16"