Stock Book, Volume 4. 1872-1874
BrentArchive 198028/5/4
Serial numbers 19000-22000
Triple Achromatic Settings, Rigid
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..........................................................................No.1.... 6x5"
..........................................................................No.2 81/2"x61/2"
...........................................................................No.3 10"x8"
...........................................................................No.4 12"x10"
...........................................................................No.5...15"x12"
...........................................................................No.6 18"X16"
...........................................................................No.7 ..22"x20"
...........................................................................No.8.....25"x21"
...................................................................................................36"x36"
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