3 Sheets - Sheet 3.
G. B. Grant
Calculating-Machines
No. 138,245. Patented April 29, 1873.

Fig.12 (9kB) Fig.13 (5kB)
Fig.14 (9kB) Fig.15 (4kB)
Fig.16 (10kB) Fig.17 (5kB)
Witnesses Signature

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