The work of the Coast and geodetic survey
The work of the Coast and geodetic survey
1. The Coast and geodetic survey.--2. Triangulation and reconnaissance.--3. Base apparatus.--4. Time, latitude, longitude, and azimuth.--5. Terrestrial magnetism.--6. Hydrography.--7. Topography.--8. Tides and tidal currents.--9. Leveling.--10. Coast pilots.--11. Chart publications.--12. Gravity.--13. Geodesy or measurement of the earth












