01004cam a2200277I 4500002101288MiAaHDL20141121000000.0m d cr bn ---auaua900530s1921 dcuaf f000 0 eng 22005279 sdr-uiuc2039629sdr-miu.990021012880106381UC 07098347APR-0565(OCoLC)6563474(OCoLC)794223749DLCVPIOCLCQUIUUIUUTC177.U6 1921United States.Weather Bureau.Instructions for the installation and maintenance of Marvin water-stage registers with specifications. Circular J,Instrument Division. By Roy N. Covert, meteorologist.Washington :Govt. Print. Off.,1921.24 p.front., illus., plates (1 fold.)25 cm.At head of title: W.B. no. 746. U.S. Department of Agriculture. Weather Bureau. Charles F. Marvin. chief.Mode of access: Internet.Hydraulic engineeringInstruments.Covert, Roy Norton.00210128820030802210738.020141121000000.020180312185024.02025-08-01T18:09:26Z2025-08-01T17:50:02Z2021-02-18T22:30:02ZSDR-UIUCUNKNOWNprepare.pl-004-007BKsdr-uiuc2039629uiugSDRUIUCuiug.30112076287140UIU2039629UIUUIUC20250801googleuiug.301120762871401921pdbibUS fed docMIUMIU20260303googlemdp.390150354675571921pdbibUS fed doc