TY  - BOOK
ED  - Witherby Publishing Group Ltd.
TI  - NAVBasics : sailing, ocean, offshore and celestial navigation - Vol. 2
SN  - 9781914993046
U1  - 623.89 
PY  - 2023///
CY  - United Kingdom
PB  - Witherby Publishing Group Ltd.
KW  - Ocean and Offshore Navigation
KW  - Celestial Navigation
KW  - Navigation Formulae
ER  -