Simpson, Alexander Celestial Navigation / - Glasgow : Brown, Son & Ferguson Ltd, 1991 - vii, 299 p. : ill. ; 22 cm. - Navigation Guide ; V.2 . ISBN: 9780851745336 £ 40.00 Subjects--Topical Terms: Nautical astronomy--Handbooks, manuals, etc. Dewey Class. No.: 623.89 / Si581 V.2