The Online Books Page

Books by Darwin J. Ockerman:

Books in the extended shelves:

• Ockerman, Darwin J.: Computation of mean velocity in open channels using acoustic velocity meters (U.S. Geological Survey, 1997), also by Eduardo Patino and Geological Survey (U.S.) (page images at HathiTrust)
• Ockerman, Darwin J.: Hydrologic conditions and water quality in an agricultural area in Kleberg and Nueces counties, Texas, 1996-98 (U.S. Dept. of the Interior, U.S. Geological Survey ;, 2001), also by Brian L. Petri, Geological Survey (U.S.), Coastal Bend Bays & Estuaries Program, Caesar Kleberg Wildlife Research Institute, and Texas Agricultural Experiment Station (page images at HathiTrust)
• Ockerman, Darwin J.: Simulation of runoff and recharge and estimation of constituent loads in runoff, Edwards aquifer recharge zone (outcrop) and catchment area, Bexar County, Texas, 1997-2000 (U.S. Geological Survey ;, 2002), also by Geological Survey (U.S.) and San Antonio Water System (Tex.) (page images at HathiTrust)
• Ockerman, Darwin J.: Simulation of streamflow and estimation of streamflow constituent loads in the San Antonio River watershed, Bexar County, Texas, 1997-2001 (U.S. Dept. of the Interior, U.S. Geological Survey ;, 2003), also by Kenna C. McNamara, Geological Survey (U.S.), and San Antonio Water System (Tex.) (page images at HathiTrust)

Find more by Darwin J. Ockerman at your library, or elsewhere.