A green shrouded miracle the administrative history of Cuyahoga Valley National Recreation Area, Ohio

by Cockrell, Ron.
Published: National Park Service, U.S. Dept. of the Interior, Midwest Regional Office, Office of Planning and Resource Preservation, Cultural Resources Management, 1992

A green shrouded miracle the administrative history of Cuyahoga Valley National Recreation Area, Ohio

by Cockrell, Ron.
Published: National Park Service, U.S. Dept. of the Interior, Midwest Regional Office, Office of Planning and Resource Preservation, Cultural Resources Management, 1992

Bones of Agate an administrative history of Agate Fossil Beds National Monument, Nebraska

by Cockrell, Ron.
Published: Midwest Regional Office, Office of Planning Resource Preservation, Division of Cultural Resources Management, National Park Service, U.S. Dept. of the Interior, 1986

Bones of Agate : an administrative history of Agate Fossil Beds National Monument, Nebraska

by Cockrell, Ron.
Published: Midwest Regional Office, Office of Planning Resource Preservation, Division of Cultural Resources Management, National Park Service, U.S. Dept. of the Interior, 1986

Amidst ancient monuments : the administrative history of Mound City Group National Monument/Hopewell Culture National Historical Park, Ohio

by Cockrell, Ron.
Published: Division of Cultural Resources, Midwest Support Office, National Park Service, United States Department of the Interior, 1999

Cultural landscape report : Harry S Truman National Historic Site, Independence, Missouri

by Cockrell, Ron.
Published: National Park Service, 1989

A signature of time and eternity : the administrative history of Indiana Dunes National Lakeshore, Indiana

by Cockrell, Ron.
Published: United States Department of the Interior, National Park Service, Midwest Regional Office, Office of Planning and Resource Preservation, Division of Cultural Resources Management, 1988

Amidst ancient monuments : the administrative history of Mound City Group National Monument/Hopewell Culture National Historical Park, Ohio

by Cockrell, Ron,
Published: Division of Cultural Resources, Midwest Support Office, National Park Service, United States Department of the Interior, 1999

Grand Portage National Monument, Minnesota : an administrative history

Revised: October 1983.

by Cockrell, Ron,
Published: National Park Service, Midwest Regional Office, Office of Planning and Resource Preservation, Division of Cultural Resources Management, 1983

A signature of time and eternity : the administrative history of Indiana Dunes National Lakeshore, Indiana

by Cockrell, Ron,
Published: United States Department of the Interior, National Park Service, Midwest Regional Office, Office of Planning and Resource Preservation, Division of Cultural Resources Management, 1988

Scotts Bluff National Monument, Nebraska : an administrative history, 1960-1983

Revised: November 1983.

by Cockrell, Ron,
Published: National Park Service, Midwest Regional Office, Office of Planning and Resource Preservation, Division of Cultural Resources Management, 1983

Figures on the landscape Effigy Mounds National Monument historic resource study

by Cockrell, Ron.
Published: National Park Service, Midwest Regional Office, 2003