Extracts from American practical navigator ; an epitome of navigation originally by Nathaniel Bowditch. Published by the U. S. Navy Hydrographic Office under the authority of the secretary of the Navy.
| Prif Awdur: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
Washington, D. C., Manila
Govt. Print. Off National Book Store.
1966
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| Pynciau: |