TY  - BOOK
AU  - Dunlap,G.D.
AU  - Dutton,Benjamin
AU  - Shufeldt,H.H.
TI  - Dutton's navigation and piloting
PY  - 1969///
CY  - Annapolis, MD
PB  - United States Naval Institute
KW  - Navigation
KW  - Nautical astronomy
N1  - Original edition by: Benjamin Dutton
ER  -