00922cam a22002411a 4500 agr13001549 DLC 20260227110935.0 881213s1913 dcu f000 0 eng c agr13001549 (OCoLC)18892414 U.S. Dept. of Agr. Libr. IRA DLC QC876 .M3 1913 Marvin, Charles F. (Charles Frederick), 1858-1943. Instructions for obtaining and tabulating records from recording instruments / by C. F. Marvin. 3d ed. Washington : Govt. print. off., 1913. 31 p. : ill. 23 cm. [U.S.] Weather bureau. Instruments division. Circular A At head of title: W. B. no. 509. U.S. Department of agriculture, Weather bureau. Meteorology Observers' manuals. United States. Weather Bureau. Circular ; A, Instrument division. 8241 8241