Report of investigations /
State of Delaware, Delaware Geological Survey.

Description

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Item Link Original Source
Full view   no.2-11 1958-1967 University of Michigan
Limited (search only)   no.9-12 (1967) University of California
Full view   no.12-19 1967-1972 University of Michigan
Full view   no.13-17 (1969-71) University of California
Limited (search only)   no.20-28 1972-1978 University of Michigan
Limited (search only)   no.27-32 (1977-79) University of California
Limited (search only)   no.29-35 1978-1982 University of Michigan
Limited (search only)   no.31 State University System of Florida
Limited (search only)   no.32 State University System of Florida
Limited (search only)   no.33 State University System of Florida
Limited (search only)   no.34 State University System of Florida
Limited (search only)   no.35 State University System of Florida
Limited (search only)   no.36-39 1982-1984 University of Michigan
Limited (search only)   no.39 1984 The Ohio State University
Limited (search only)   no.41-43 1986-1987 University of Michigan
Limited (search only)   no.44 1988 University of Michigan
Limited (search only)   no.45-49 1989-1991 University of Michigan
Limited (search only)   no.50-54 (1992-96) University of California
Limited (search only)   no.50-56 1992-1997 University of Michigan
Limited (search only)   no.55-58 (1997-99) University of California
Limited (search only)   no.57-62 1998-2001 University of Michigan
Limited (search only)   no.59 (2000) University of California
Limited (search only)   no.61 (2000) University of Minnesota
Limited (search only)   no. 65-67 2003-2004 Purdue University
Limited (search only)   no.69(2005) University of Illinois at Urbana-Champaign
Limited (search only)   no.73 (2008) University of Minnesota
Limited (search only)   no.74 (2008) University of Minnesota
Limited (search only)   no.75 (2008) University of Minnesota
Limited (search only)   no.76 (2010) University of Minnesota
Limited (search only)   no.77 (2011) University of Minnesota