| Author | United States Naval Observatory. Nautical Almanac Office.
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| Title | Tables of sunrise, sunset, and twilight / issued by the Nautical Almanac Office, United States Naval Observatory under the authority of the Secretary of the Navy.
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| Published | Washington, DC : United States Government Printing Office, 1945.
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| Description | 196 pages ; 26 cm
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| General Note | "Supplement to the American ephemeris, 1946"--Title page.
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| Subjects | Sun -- Rising and setting.
Twilight.
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| Organizations | United States Naval Observatory. Nautical Almanac Office. American ephemeria, 1946. Supplement.
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| Other Titles | Sunrise, sunset, and twilight
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| Call Number/Copies | |
| | WRHS Research Library: QB 8 U58 Supplement
CA-1903612: LC class, closed stacks [status: NON-CIRCULATING] |
| [Record 75524] |
|