The sun's declination and equation of time, 1912. : Table of sunset and sunrise for the Great Lakes.
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| Corporate Author: | |
|---|---|
| Format: | Government Document Book |
| Language: | English |
| Published: |
[Washington] :
Hydrographic Office,
1912
|
| Series: | H.O. pub.
no. 118. |
| Subjects: |