Instructions for obtaining and tabulating records from recording instruments /
Marvin, Charles F. 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 . - United States. Weather Bureau. Circular ; A, Instrument division. .
At head of title: W. B. no. 509. U.S. Department of agriculture, Weather bureau.
agr13001549
Meteorology--Observers' manuals.
QC876 / .M3 1913
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 . - United States. Weather Bureau. Circular ; A, Instrument division. .
At head of title: W. B. no. 509. U.S. Department of agriculture, Weather bureau.
agr13001549
Meteorology--Observers' manuals.
QC876 / .M3 1913