TY  - BOOK
AU  - Shute,William George
AU  - Shirk,William Wright
AU  - Porter,George Forbes
AU  - Hemenway,Courtenay
TI  - An Introduction to Navigation and Nautical Astronomy
U1  - 527 23
PY  - 1944///
CY  - New York
PB  - The Macmillan company
KW  - Navigation
KW  - Nautical astronomy
ER  -