Compass card registers to 90 degrees
Compass card registers to 90 deg
the Fengshui Compass not maritime navigation, but interesting.
a Circle divided into 400 parts - defining a gon or grad decimalizing angular measurement
Longitude without time a pdf file
CelNav pdf a very large (10 meg) pdf file that is a celestial navigation course developed by the US Coast Guard.
The Nautical Almanac and other documents online.
Instruction manual for the Russian sno-t model Sextant - 6 meg pdf file
Seamans Secrets by John Davis. published 1657
Other books on Navigation not all necessarily instructional, some more descriptions of techniques.
Charts put out by Mexico for their coast
The URL I found which takes one to a charts page is (well, was, it seems this no longer exists at this URL - sad )
http://www.semar.gob.mx/publicaciones/publinau.htm
Then ( again was, it seems this no longer exists at this URL - sad )
http://www.semar.gob.mx//menu_publicaciones.htm
also works to a publications page.
Sunrise-set - - Moonrise-set US Navy website - (tried this in December 2023 and it no longer seems to work - Where did the US Navy put it - or is it now a secret ?) There are other places to find this information, but not as authoritative as the US Navy site.
- rev. 22 Oct. 2012 - 9 Oct 2022 - 5 Dec. 2023 -
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