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[[page number pre-printed top left]] 16
1881-
Jan 31 1 Astronomical Clock.
for mean Solar time
with Prof. Youngs New Gravity
Escapement - A Duplicate of
Prof. Youngs Clock-

To be done Sept. 1st.-
Contacts
1st 2 seconds break
2nd Minute     "
3   To break on the 54th & 60th Beat..
(See letter of Feb 25th)

Prof. Wm. A. Anthony.
Cornell University.
Ithaca, N.Y.