Editorial : "To the editor of the Globe."
- SCA32-GA18-4-883
- File
- [19--]
Part of John D. Detwiler fonds.
Ms. re stream health and environmental concerns in southwestern Ontario.
Detwiler, John D.
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Editorial : "To the editor of the Globe."
Part of John D. Detwiler fonds.
Ms. re stream health and environmental concerns in southwestern Ontario.
Detwiler, John D.
Part of John D. Detwiler fonds.
Series consists of some miscellaneous files that have no apparent relationship to one another.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 2 pieces of correspondence.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 1 piece of correspondence.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 2 pieces of correspondence.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 10 pieces of correspondence.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 1 piece of correspondence.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 1 piece of correspondence.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 1 piece of correspondence.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 2 pieces of correspondence.
Detwiler, John D.
Entomology and the arts curriculum.
Part of John D. Detwiler fonds.
Detwiler, John D.
Entomology and the arts curriculum.
Part of John D. Detwiler fonds.
Detwiler, John D.
Environment of the farm : speech to Middlesex educational assembly.
Part of John D. Detwiler fonds.
Untitled ms.; p. 1-2 lacking.
Detwiler, John D.
Part of John D. Detwiler fonds.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 2 pieces of correspondence.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 2 pieces of correspondence.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 1 piece of correspondence.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of three items:
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 2 pieces of correspondence.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of five items:
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 2 pieces of correspondence.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 1 piece of correspondence.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 3 pieces of correspondence.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 2 pieces of correspondence.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 2 pieces of correspondence.
Detwiler, John D.
Fannia scaleris and Fannia canicularis.
Part of John D. Detwiler fonds.
Untitled ts., ms. notes, illustrations of aquatic insects.
Detwiler, John D.
Part of John D. Detwiler fonds.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 3 pieces of correspondence.
Detwiler, John D.
Federation of Ontario Naturalists.
Part of John D. Detwiler fonds.
File consists of 1 piece of correspondence.
Detwiler, John D.
Feeding experiments with brook trout fingerlings.
Part of John D. Detwiler fonds.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 1 piece of correspondence.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 10 pieces of correspondence.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of two items:
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 1 piece of correspondence.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 14 pieces of correspondence.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 8 pieces of correspondence.
Detwiler, John D.
Fish and wildlife : Canada and the U.S.
Part of John D. Detwiler fonds.
Detwiler, John D.
Part of John D. Detwiler fonds.
Series consists of material relating to fish hatchery investigations and brook trout feeding experiments carried out by Dr. John D. Detwiler from 1920-1932 in Ontario. Includes notebooks, diaries, reviews of activities, minutes, correspondence, etc.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of material relating to fish hatchery investigations carried out by Dr. John D. Detwiler in 1930-1932. Includes a ts. outline of purpose and hatcheries to be visited, ms. notes concerning route and information about hatcheries to be visited, ms. reports on individual hatcheries at rearing stations at Sault St. Marie, Port Arthur, Dorion. Includes ms. notes, correspondence.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of material relating to fish hatchery investigations carried out by Dr. John D. Detwiler in 1930-1932. Includes a ts. outline of pupose and hatcheries to be visited. Includes ms. notes, corrspondence, receipts and expense lists.
Detwiler, John D.
Fish hatchery investigations : diaries.
Part of John D. Detwiler fonds.
File consists of three ms. notebooks or diaries of investigations carried out by John. D. Detwiler in 1930 and 1932.
Detwiler, John D.
Fish hatchery investigations : diaries.
Part of John D. Detwiler fonds.
File consists of three ms. notebooks containing data collected in the course of investigations carried out by John. D. Detwiler in 1930 and 1932.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of plans and drawings of fish collecting systems for two dams in Oregon: Bonneville Dam and McNary Dam.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 1 piece of correspondence.
Detwiler, John D.
Part of John D. Detwiler fonds.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 1 piece of correspondence.
Detwiler, John D.
Flood control : southwestern Ontario.
Part of John D. Detwiler fonds.
Detwiler, John D.
Flood control in South-western Ontario.
Part of John D. Detwiler fonds.
Untitled tss.
Detwiler, John D.
Part of John D. Detwiler fonds.
Detwiler, John D.
Floods and flood control / by John D. Detwiler.
Part of John D. Detwiler fonds.
Reprinted from The Daily Commercial News, March 10, 1944, 4 p., ill., port. Includes information concerning the Shand Dam.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 3 pieces of correspondence.
Detwiler, John D.
Food and Agriculture Organization of the United Nations.
Part of John D. Detwiler fonds.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 3 pieces of correspondence.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 1 piece of correspondence.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 2 pieces of correspondence.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of seven items:
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 3 pieces of correspondence.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 5 pieces of correspondence.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 7 pieces of correspondence.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 1 piece of correspondence.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 1 piece of correspondence.
Detwiler, John D.
Forest cover and water conservation.
Part of John D. Detwiler fonds.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 1 piece of correspondence.
Detwiler, John D.
Part of John D. Detwiler fonds.
Detwiler, John D.
Foreward[sic] and acknowledgements.
Part of John D. Detwiler fonds.
Ts. re Canadian Conservation Association.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 2 pieces of correspondence.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of one item:
Pioneering with the Abandoned Lands of the East ([19--]).
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 1 piece of correspondence.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 2 pieces of correspondence.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 17 pieces of correspondence.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 2 pieces of correspondence.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 3 pieces of correspondence.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 5 pieces of correspondence.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 4 pieces of correspondence.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 2 pieces of correspondence.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 3 pieces of correspondence.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 1 piece of correspondence.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 2 pieces of correspondence.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 5 pieces of correspondence.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 5 pieces of correspondence.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 1 piece of correspondence.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 2 pieces of correspondence.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of one item:
The need for a new approach to science teaching (1947).
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 1 piece of correspondence.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 5 pieces of correspondence.
Detwiler, John D.
Fundamentals in conservtaion education.
Part of John D. Detwiler fonds.
Detwiler, John D.
Further studies of the ventral prothoracic gland of notodontid caterpillars.
Part of John D. Detwiler fonds.
Detwiler, John D.
Further studies of the ventral prothoracic gland of notodontid caterpillars / by John D. Detwiler.
Part of John D. Detwiler fonds.
Reprinted from The Canadian Entomologist 57 (Oct. 1925): 266-271.
Detwiler, John D.
Part of John D. Detwiler fonds.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of one item:
Wildlife and Water Management ([19--]).
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 1 piece of correspondence.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 1 piece of correspondence.
Detwiler, John D.
Garden insects and how to control them.
Part of John D. Detwiler fonds.
Detwiler, John D.
Garden insects and the general principles of control.
Part of John D. Detwiler fonds.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 1 piece of correspondence.
Detwiler, John D.
Part of John D. Detwiler fonds.
File consists of 2 pieces of correspondence.
Detwiler, John D.