Archived Purdue Publications
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Displaying 1 to 3 of 3 results for Debris
Portrait [sketch]
Publication: Debris
Subject: Simpson, Robert A.
Date: 1938
p. 20
Publication: Debris
Subject: Simpson, Robert A.
Date: 1938
p. 20
Portrait [sketch]
Publication: Debris
Subject: Simpson, Robert A.
Date: 1939
p. 38
Publication: Debris
Subject: Simpson, Robert A.
Date: 1939
p. 38
Portrait
Publication: Debris
Subject: Simpson, Robert A.
Date: 1940
p. 21
Publication: Debris
Subject: Simpson, Robert A.
Date: 1940
p. 21
