Search for: Orr, William N.

14 items

TitleAuthorFormatCall no.

Geology of the Pacific Northwest

Orr, William N.
Book, 2002

557.95 O755g 2002

Geologic Map of the Elk Prairie Quadrangle, Marion and Clackamas Counties, Oregon

Orr, William N.
Map, 1986

OR GM.4G29:GMS-51

Geologic Map of the Drake Crossing Quadrangle, Marion County, Oregon

Orr, William N.
Map, 1986

OR GM.4G29:GMS-50

Geologic Map of the Elk Prairie Quadrangle, Marion and Clackamas Counties, Oregon

Orr, William N.
eBook, 1986

Digital Document

Geologic Map of the Stayton NE Quadrangle, Oregon

Orr, William N.
Map, 1984

OR GM.4G29:GMS-34

Handbook of Oregon Plant and Animal Fossils

Orr, William N.
Book, 1981

560.9795 O75h

Oregon Geology

Orr, Elizabeth L.
Book, 2012

557.95 O752o 2012

Oregon Fossils

Orr, Elizabeth L.
Book, 2009

560.9795 O752o 2009

Oregon Water

An Environmental History

Orr, Elizabeth L.
Book, 2005

333.91 O752o 2005

Geology of the Pacific Northwest

Orr, Elizabeth L.
Book, 1996

557.95 O75gp

Geology of Oregon

Orr, Elizabeth L.
Book, 1999

557.95 O75g 1999

Geologic Map of the Scotts Mills Quadrangle, Oregon

Miller, Paul R.
Map, 1984

OR GM.4G29:GMS-33

Bibliography of Oregon Paleontology, 1792-1983

Orr, Elizabeth L.
Book, 1984

OR GM.4Sp3:17

Geologic Map of the Wilhoit Quadrangle, Oregon

Miller, Paul R.
Map, 1984

OR GM.4G29:GMS-32

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