APPENDIX
APPENDIX
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 |
INDEX