1. Instruction book for time standard AN/FSM-5A;Bey,1953
2. The measurement of gravity at sea;Browne;Mon. Not. R. Astron. Soc., Geophys. Sup.,1937
3. The British submarine gravity surveys of 1938 and 1946;Browne;Phil. Trans. R. Soc., London,1950
4. Gravity measurements on the U.S.S. Barracuda;Ewing;Trans. Amer. Geophys. Union,1937
5. Final instruction book for loran timer navy model UE-1;U. S. Bureau of Ships,1946