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Displaying 1 to 2 of 2 results for Purdue Agriculturist
Controlled Drainage
Publication: Purdue Agriculturist
Subject: Harker, D.H.
Date: 3/1937
v. 31, no. 6 p. 80
Publication: Purdue Agriculturist
Subject: Harker, D.H.
Date: 3/1937
v. 31, no. 6 p. 80
Modern Farm Drainage
Publication: Purdue Agriculturist
Subject: Harker, D.H.
Date: 3/1939
v. 33, no. 6 p. 2
Publication: Purdue Agriculturist
Subject: Harker, D.H.
Date: 3/1939
v. 33, no. 6 p. 2
