Intensive survey of the Comal River, segment 1811 : hydrology, field measurements, and water chemistry /

Intensive survey of the Pedernales River, segment 1414, August 12-14, 1986 : hydrology, field measurements, and water chemistry /
by: Ottmers, Donald D.
Published: (1989)

Hydrochemical investigation of the Comal and Hueco spring systems, Comal County, Texas /
by: Rothermel, Samuel R.
Published: (1987)

Geology and ground-water resources of Comal County, Texas /
by: George, William O. (William Owsley), 1892-1966, et al.
Published: (1952)

Hydrologic and hydrochemical data for the Edwards Aquifer in Hays and Comal counties : October 1981 to September 1983 /
Published: (1985)

Intensive survey of the Wichita River segment 0214 : hydrology, field measurements, water chemistry, /
Published: (1982)

Intensive survey of the Trinity River segment 0805 : hydrology, field measurements, and water chemistry /
by: Davis, Jack R.
Published: (1983)

Assistance to local entities in Comal County to develop a river corridor management assessment and action plan /
by: Watt, Carson Earl
Published: (1988)

Intensive survey of Leon River, segment 1219, May 19-20, 1987, November 3-4, 1987 : hydrology, field measurements, water chemistry, biology /
by: Ottmers, Donald D.
Published: (1989)

Comal County /
Published: (1947)

Comal County soil and water conservation needs /
Published: (1970)

Intensive archaeological resources survey of a proposed 18-acre school site, Comal County, Texas /
by: Peyton, Abigail
Published: (2009)

Intensive survey for Angelina River segment no. 0609 : hydrology, field measurements, water chemistry, sediment chemistry, biology /
by: Hagen, Lawrence R.
Published: (1979)

Intensive survey of Neches River, segment no. 0606 : hydrology, field measurements, water chemistry, sediment chemistry, biology /
by: Woodard, Joe D.
Published: (1979)

Intensive survey of the Bosque River segment 1226 : hydrology, field measurements, water chemistry, sediment chemistry, biology /
by: Ezell, Charles E.
Published: (1980)

Intensive survey of the Brazos River tidal segment 1201 : hydrology, field measurements, water chemistry, sediment chemistry, biology /
by: Kirkpatrick, Jeffrey S.
Published: (1979)

Intensive survey of Guadalupe River, segment 1806 : hydrology, field measurements, water chemistry and benthic macroinvertebrates /
by: Twidwell, Steve R.
Published: (1987)

An intensive cultural resources survey of the USACE jurisdictional area within the Hubertus Road tract, Schertz, Comal County, Texas /
by: Peyton, Abigail
Published: (2007)

Intensive survey of east fork Trinity River, segment 0819 : hydrology, field measurements, and water chemistry /
by: Twidwell, Steve R.
Published: (1983)

Intensive survey of the Trinity River segment 0805, July 1983 : hydrology, field measurements, and water chemistry /
by: Davis, Jack R.
Published: (1984)

Intensive survey of San Antonio River segment 1901 : hydrology, field measurements, water chemistry, and biology /
by: Twidwell, Steve R.
Published: (1984)

Archeological survey of the proposed Bretzke water supply project, Comal County, Texas /
by: McClain, Brittany S., et al.
Published: (2019)

Excavations at 41CM25, Comal Power Plant redevelopment project, Comal County, Texas /
by: Malof, Andrew F.
Published: (2007)

Intensive survey of Sulphur River, segment 0303, August 13-17, 1984 : hydrology, field measurements and water chemistry /
by: Ottmers, Donald D.
Published: (1986)

Archaeological investigation of the Comal ISD middle school #8 (Milam tract), Bulverde, Comal County, Texas /
by: Mathews, Mikayla, et al.
Published: (2020)

Geoarcheological and historical investigations in the Comal Springs area, LCRA Clear Springs autotransformer project, Comal County, Texas /
by: Dockall, John E.
Published: (2006)

Intensive survey of Canadian River, segment 0103, April 23-24, 1985 : hydrology, field measurements and water chemistry /
by: Ottmers, Donald D.
Published: (1986)

Intensive survey of East Fork Trinity River segment 0819 : hydrology, field measurements, and water chemistry /
by: Twidwell, Steve R.
Published: (1984)

Intensive archaeological resources survey of a proposed 22-acre school site, Comal County, Texas /
by: Hartnett, Christian T.
Published: (2009)

Intensive survey of west fork San Jacinto River, segment 1004 : hydrology, field measurements, and water chemistry /
by: Twidwell, Steve R.
Published: (1983)

Register of probate cases, Comal County, Texas /
by: Ingmire, Frances Terry
Published: (1986)

Intensive survey of Bastrop Bayou above tidal segment 1106 : hydrology, field measurements, water chemistry, /
by: Ottmers, Donald D.
Published: (1980)

Intensive survey of East Fork of the Trinity River segment 0819 : hydrology, field measurements, water chemistry, biology /
by: Twidwell, Steve R.
Published: (1982)

Intensive survey of the San Gabriel River, segment 1214 : hydrology, field measurements, water chemistry, benthal oxygen demand, reaeration rates, biological /
by: Ezell, Charles E.
Published: (1982)

Intensive survey of Blanco River, segment 1809, June 3-7, 1985 : hydrology, field measurements, water chemistry, and biology /
by: Respess, Richard O. (Richard Orman)
Published: (1986)

Intensive archaeological survey of the proposed Lookout Road Pipeline Project, Bexar and Comal counties, Texas /
by: Galindo, Mary Jo, 1964-
Published: (2011)

Soil survey of Comal and Hays Counties, Texas /
by: Batte, Charles D.
Published: (1984)