TY  - GEN
ED  - National Ocen Survey
ED  - United States Government Printing Office,
ED  - United States Cost Guard
ED  - Defense mapping agency
TI  - Notice to mariners
U1  - 359.97 23
PY  - 1980///
CY  - Washington,D.C.
PB  - United States Government Printing Office
KW  - Mariners
KW  - Coast Guard
KW  - Navigation
KW  - Aids to navigation
KW  - Pilot guides
N1  - Library has no.30, 1978
ER  -