TY  - BOOK
AU  - Grant G
TI  - The Ship'S Compass: Including General Magnetism,Theory, Practice And Calculations Relating To Magnetic And Gyrocomp
SN  - 0 7100 6522 1
PY  - 1970///
CY  - London
PB  - Routledge & Kegan Paul
KW  - COMPASS
ER  -