TY  - BOOK
AU  - Birney,Arthur A.
TI  - Noon sight navigation: simplified celestial,
SN  - 087033171X
AV  - VK555 .B63
U1  - 527 
PY  - 1972///
CY  - Cambridge, Md.
PB  - Cornell Maritime Press
KW  - Nautical astronomy
ER  -