Theory of the torsion balance :with a preliminary study of a modification of the instrument to decrease time of gravity measurements

Author:	Joyce, J. Wallace.
Year:	1933
Document Type:	USBM
Issuing Agency:	U.S. Dept. of the Interior, Bureau of Mines,
SUDOC:	C 22.5:546
Series:	Technical paper / United States Department of the Interior, Bureau of Mines ;
Report Number:	546
Subjects:	Gravity
	Torsion balances
Link:	https://hdl.handle.net/2027/mdp.39015077315052