Brief Records : EPA National Library Catalog

Items Found: 8
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Your Search: (AUTHOR=GROOT AND JOHAN AND J)

Document Number: 1 Full Record
Main Title Ages of the Bethany, Beaverdam, and Omar formations of southern Delaware
Author Groot, Johan J.
Other Authors
Author Title of a Work
Ramsey, Kelvin W.
Wehmiller, John F.
Publisher University of Delaware,
Year Published 1990
OCLC Number 21864478
Subjects Geology, Stratigraphic--Pliocene ; Geology, Stratigraphic--Pleistocene ; Delaware--Geology
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EJAM  QE95.G763 Region 3 Library/Philadelphia, PA 07/26/1991
Collation vi, 66 p. : ill. ; 28 cm.
Document Number: 2 Full Record
Main Title Geology of the Milford and Mispillion River quadrangles / by Kelvin W. Ramsey; with a contribution on Palynology by Johan J. Groot.
Author Ramsey, Kelvin W.
Other Authors
Author Title of a Work
Groot, Johan J.
Publisher University of Delaware,
Year Published 1997
OCLC Number 38888171
Subjects Formations (Geology)--Delaware ; Geology, Stratigraphic--Neogene ; Geology, Stratigraphic--Quaternary
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EJAM  QE95.A37 no. 55 Region 3 Library/Philadelphia, PA 11/05/1999
Collation 40 p. : ill., maps ; 28 cm.
Document Number: 3 Full Record
Main Title Geology of the Seaford area, Delaware
Author Andres, A. Scott.
Other Authors
Author Title of a Work
Ramsey, Kelvin W.
Groot, Johan J.
Publisher University of Delaware,
Year Published 1996
OCLC Number 36789319
Subjects Geology--Delaware--Seaford Region
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EJAM  QE95.A37 no. 53 Region 3 Library/Philadelphia, PA 11/05/1999
Collation 24 p. : ill., maps ; 28 cm.
Document Number: 4 Full Record
Main Title Ground-water availability in southern New Castle County, Delaware
Author Groot, Johan Jacob ; Demicco, Peter M. ; Cherry, Phillip J.
Other Authors
Author Title of a Work
Open file report (Delaware Geological Survey)
no. 23.
Publisher Delaware Geological Survey,
Year Published 1983
OCLC Number 12770003
Additional Subjects Water, Underground--Delaware--New Castle County
Internet Access
Description Access URL
https://www.dgs.udel.edu/publications/ofr23-ground-water-availability-southern-new-castle-county-delaware
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EJAM  GB1025.D3G766 Region 3 Library/Philadelphia, PA 01/01/1988
Document Number: 5 Full Record
Main Title Plant microfossils of the Calvert Formation of Delaware
Author Groot, Johan J.
Publisher University of Delaware,
Year Published 1992
OCLC Number 27691740
Subjects Pollen, Fossil--Delaware--Kent County ; Paleontology--Miocene ; Plants, Fossil--Delaware--Kent County ; Calvert Formation ; Calvert Formation
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EJAM  QE95.A37 no. 50 Region 3 Library/Philadelphia, PA 11/05/1999
Collation 13 p., 3 p. of plates : ill., map ; 28 cm.
Document Number: 6 Full Record
Main Title Saturated thickness of the Columbia Formation in southern New Castle County, Delaware
Author Groot, Johan Jacob
Other Authors
Author Title of a Work
Demicco, Peter M.
Cherry, Philip J.
CORP Author Delaware Geological Survey.
Publisher Delaware Geological Survey, University of Delaware,
Year Published 1983
OCLC Number 14935871
Additional Subjects Water, Underground--Delaware--New Castle County--Maps ; New Castle County (Del)--Maps
Internet Access
Description Access URL
https://www.dgs.udel.edu/publications/ofr25-saturated-thickness-columbia-formation-southern-new-castle-county-delaware
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EJAM  GB1025.D3G769 Region 3 Library/Philadelphia, PA 08/30/1997
Collation 1 map ; 124 x 85 cm., on sheet 144 x 91 cm.
Document Number: 7 Full Record
Main Title Saturated thickness of the water-table aquifer in southern New Castle County, Delaware
Author Groot, Johan Jacob
Other Authors
Author Title of a Work
Demicco, Peter M.
Cherry, Philip J.
CORP Author Delaware Geological Survey.
Publisher Delaware Geological Survey, University of Delaware,
Year Published 1983
OCLC Number 14935903
Additional Subjects Water, Underground--Delaware--New Castle County--Maps ; Water table--Delaware--New Castle County--Maps ; New Castle County (Del)--Maps
Internet Access
Description Access URL
https://www.dgs.udel.edu/publications/ofr24-saturated-thickness-water-table-aquifer-southern-new-castle-county-delaware
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EJAM  GB1025.D3G77 2 copies Region 3 Library/Philadelphia, PA 06/01/1990
Collation 1 map ; 124 x 85 cm., on sheet 144 x 91 cm.
Document Number: 8 Full Record
Main Title The Pliocene and Quaternary deposits of Delaware : palynology, ages, and paleoenvironments /
Author Groot, Johan J.,
Other Authors
Author Title of a Work
Jordan, Robert R.
Publisher University of Delaware,
Year Published 1999
OCLC Number 43505467
Subjects Geology, Stratigraphic--Pliocene ; Geology, Stratigraphic--Quaternary ; Geology--Delaware ; Palynology--Delaware ; Paleobotany--Pliocene ; Paleobotany--Quaternary ; Palynology--Quaternary ; Pliocene Geologic Epoch ; Quaternary Geologic Period
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EJAM  QE95.A37 no. 58 Region 3 Library/Philadelphia, PA 11/15/2021
Collation 36 pages : illustrations, maps ; 28 cm.