APPENDIX
Reading edition
Dates, and age of the moon, when the twenty-one serial photographs were made at the Yerkes Observatory, by Mr. Wallace, with the 12-inch telescope and a special color filter constructed by him:
No. 1, February 19, 1904; Moon’s Age 3.85 Days
No. 2, September 24, 1903; Moon’s Age 3.87 Days
No. 3, July 29, 1903; Moon’s Age 5.54 Days
No. 4, November 24, 1903; Moon’s Age 5.74 Days
No. 5, July 1, 1903; Moon’s Age 6.24 Days
No. 6, November 26, 1903; Moon’s Age 7.75 Days
No. 7, July 2, 1903; Moon’s Age 7.24 Days
No. 8, August 31, 1903; Moon’s Age 9.22 Days
No. 9, August 2, 1903; Moon’s Age 8.97 Days
No. 10, November 30, 1903; Moon’s Age 11.78 Days
No. 11, December 1, 1903; Moon’s Age 12.98 Days
No. 12, September 4, 1903; Moon’s Age 13.27 Days
No. 13, September 5, 1903; Moon’s Age 14.40 Days
No. 14, August 26, 1904; Moon’s Age 15.65 Days
No. 15, August 28, 1904; Moon’s Age 17.41 Days
No. 16, August 29, 1904; Moon’s Age 18.62 Days
No. 17, October 10, 1903; Moon’s Age 20.06 Days
No. 18, September 29, 1904; Moon’s Age 20.50 Days
No. 19, August 16, 1903; Moon’s Age 23.81 Days
No. 20, August 17, 1903; Moon’s Age 24.84 Days
No. 21, August 19, 1903; Moon’s Age 26.89 Days
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