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Detwiler, John D.
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Acarina.

File consists of one package of course notes with title "Acarina" (mites and ticks.).

Detwiler, John D.

Allan, D.J.

File consists of one item:
The background of the public muskrat rehabilitation projects ([19--]).

Detwiler, John D.

Apiculture.

File consists of instruction sheets from the Central Experimental farm in Ottawa.

Detwiler, John D.

Applied biology 400 and 460A.

File consists of course materials: course descriptions, laboratory outline, illustrations, tables of classifications, etc. Untitled.

Detwiler, John D.

Applied biology 460B

File consists of one notebook of lecture notes and and includes course outline, student grades.

Detwiler, John D.

Applied biology courses and lectures.

File consists of course outlines, lecture notes, exam questions, references, student attendance and marks for course on insects, including one titled "Friends and enemies of the garden." Includes two packages of hand-drawn pen and ink illustrations: "Wing venation" and "Morphology." Also includes a ts. (6 p., original): "Grasshopper."

Detwiler, John D.

Arnold, L.R.

File consists of one item:
History of the West Ottawa Soil Conservation District (1944).

Detwiler, John D.

Associate Correspondence, O-Y.

File consists of 33 pieces of correspondence from writers with last names beginning with the letters "O" to "Y" to other receipients.

Detwiler, John D.

Baker, W.M.

File consists of one item:
The Forestry Program in the Tennessee Vally (1949).

Detwiler, John D.

Bates, C.G.

File consists of one item:
Reforestation and Flood Control (1938).

Detwiler, John D.

Battle, Helen I.

File consists of two items:

  • Biology through the abbatoir: the mammalian heart (1940);
  • Biology through the abbatoir: the mammalian lung (1941)

Detwiler, John D.

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