Author Search Results

by Thorson, Jon P.
Published: Colorado Geological Survey, 2006

Description: 1 CD-ROM : color maps ; 4 3/4 in. + 1PDF "booklet" (v, 37 pages : illustrations).

Electronic

by Thorson, Jon P.
Published: Colorado Geological Survey, 2007

Description: 1 CD-ROM : color maps ; 4 3/4 in.

Electronic

by Thorson, Jon P.
Published: Colorado Geological Survey, 2003

Description: 1 map : color ; 58 x 45 cm, on sheet 102 x 92 cm, folded to 17 x 24 cm + 1 booklet (v, 25 pages : map ; 28 cm).

Map

by Thorson, Jon P.
Published: The Survey, 2003

Description: 1 map : color ; 58 x 45 cm, on sheet 91 x 84 cm, folded to 21 x 23 cm + 1 booklet (iii, 20 pages : map ; 28 cm).

Map

by Thorson, Jon P.
Published: Colorado Geological Survey, 2004

Description: 1 CD-ROM : color ; 4 3/4 in.

Software

by Thorson, Jon P.
Published: Colorado Geological Survey, 2004

Description: 1 CD-ROM : color ; 4 3/4 in.

Software

by Thorson, Jon P.
Published: Colorado Geological Survey, 2005

Description: 1 CD-ROM : color ; 4 3/4 in.

Software

by Thorson, Jon P.,
Published: Colorado Geological Survey, Division of Minerals and Geology, Department of Natural Resources, 2003

Description: 1 map : color ; 58 x 46 cm, on sheet 92 x 112 cm, folded to 23 x 20 cm + 1 text (iv, 27 pages : illustrations, maps ; 28 cm).

Map

by Thorson, Jon P.
Published: Colorado Geological Survey, 2005

Description: 1 CD-ROM : color ; 4 3/4 in.

Software

by Madole, Richard F., 1936-
Published: The Survey, 2003

Description: 1 map : color ; 58 x 45 cm on sheet 92 x 111 cm folded to 28 x 21 cm + 1 booklet (iv, 27 pages : map ; 28 cm).

Map

by DeWitt, Ed.
Published: U.S. Dept. of the Interior, Geological Survey : [Books and Open-File Reports Section, distributor], 1986

Description: 1 microfiche : negative, illustrations, maps.

Microfilm

In Prospector