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Contributed by American Museum of Natural History Library.
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Transcription
April 18, Tuesday. 28th day
Long. 100° W
4
60 | 400
6h 40m
Dif. Sr. and camp
Eq. time at L.A. Moon?
Eq. Line Gr. 0h 18th day 37.73
Corr. for 100° W + 3.81
Corrected equation 41.54
H. D. 0.573
S. M. S.
6.66
3438
3438
3438
3.81618
L. M. S 1h 49m 20s
Eq. Time 41.54
L.A. Moon 1h 50m 1°.54
Ther. -23 Bar 29.68
Compass bearing of sun at 0h 6m 00s
14° W
True Bearing 180°
Compass Variation 166° W (7,)