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Louis-Bonaventure Lavoie [Obituary]
Vol 54, Iss 1, Page 1
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Arthritis Among Wolves
Vol 54, Iss 1, Page 2
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The Need For Grassland Reservations and Grassland Research
Vol 54, Iss 1, Page 5
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A Preliminary List of the Plants on Bonaventure Island
Vol 54, Iss 1, Page 7
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On Some Plants From Salisbury Island, Collected by Major L. T. Burwash in 1924 and by the Hon. J. N. S. Buchan in 1938
Vol 54, Iss 1, Page 9
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Additions to the Avifauna of Churchill, Manitoba
Vol 54, Iss 1, Page 14
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The "Macoun Group" of Naturalists
Vol 54, Iss 1, Page 14
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The Summer Distribution of The Eastern Evening Grosbeak
Vol 54, Iss 2, Page 15
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Christmas Bird Censuses, 1939
Vol 54, Iss 2, Page 25
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The Flora of Devon Island in Arctic Canada
Vol 54, Iss 3, Page 31
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A Quantitative Study of Muskrat Food
Vol 54, Iss 3, Page 37
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The Study of Hepatics (Liverworts) in Canada
Vol 54, Iss 3, Page 40
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Land Molluscs of Hastings County, Ontario
Vol 54, Iss 3, Page 42
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Utricularia inflata in Canada
Vol 54, Iss 3, Page 44
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Frogbit — Hydrocharis Morsus-ranae L. at Ottawa
Vol 54, Iss 3, Page 44
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The European Starling, Sturnus vulgaris at Norway House
Vol 54, Iss 3, Page 45
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Mockingbird Mimus polyglottus Wintering in Manitoba
Vol 54, Iss 3, Page 45
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Editorial: Links with the Past
Vol 54, Iss 3, Page 46
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New Canadian Triassic Ammonoids
Vol 54, Iss 4, Page 47
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Birds Observed at Churchill, Manitoba, Spring and Summer 1938
Vol 54, Iss 4, Page 52
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Miscellaneous Contributions from the National Herbarium of Canada, No. 1
Vol 54, Iss 4, Page 54
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Keeping Track of Bats
Vol 54, Iss 4, Page 55
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Test of a Method of Small Mammal Trapping
Vol 54, Iss 4, Page 57
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Chenopodium polyspermum L. in Canada
Vol 54, Iss 4, Page 58
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Pintail Increasing as Nesting Bird in New Brunswick
Vol 54, Iss 4, Page 58
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Flicker and Starling Taken Together in Same Nest
Vol 54, Iss 4, Page 59
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Two Rare Orchids in Thunder Bay District
Vol 54, Iss 4, Page 59
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The Smelt in Upper St. Lawrence Waters
Vol 54, Iss 4, Page 59
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European Cormorants Nesting in Nova Scotia
Vol 54, Iss 4, Page 59
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The Recent Mammals of Idaho, by William B. Davis [Review]
Vol 54, Iss 4, Page 60
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Canadian Nature [Review]
Vol 54, Iss 4, Page 62
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Canadian Land Birds — Canadian Water Birds, by P. A. Taverner [Review]
Vol 54, Iss 4, Page 62
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Chief Factor James Anderson's Back River Journal of 1855
Vol 54, Iss 5, Page 63
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Miscellaneous Contributions from the National Herbarium of Canada II
Vol 54, Iss 5, Page 68
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The Spread of Cottontail Rabbits in Canada
Vol 54, Iss 5, Page 70
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The Genotype of Conularia
Vol 54, Iss 5, Page 72
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Iceland Gull at Fort William, Ontario
Vol 54, Iss 5, Page 74
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The Crested Flycatcher in Central Alberta
Vol 54, Iss 5, Page 74
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Chestnut-backed Chickadee in Alberta Foothills
Vol 54, Iss 5, Page 75
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Placocephalus kewensis in Manitoba
Vol 54, Iss 5, Page 75
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Spread of Nebraska Cottontail in Manitoba
Vol 54, Iss 5, Page 75
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Occurrance of Gray Squirrel in Manitoba
Vol 54, Iss 5, Page 75
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Natural History of the Birds of Eastern and Central North America, by Edward Howe Forbush [Review]
Vol 54, Iss 5, Page 76
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Annual Report of the Forest Insect Survey, 1939 [Review]
Vol 54, Iss 5, Page 76
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How to Know the Trees, by E. Jacques [Review]
Vol 54, Iss 5, Page 76
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Ducks Unlimited (Canada), Census, 1938 and 1939 [Review]
Vol 54, Iss 5, Page 76
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The Reptiles of Ontario, by E. G. S. Logier [Reivew]
Vol 54, Iss 5, Page 77
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Turtles of the United States and Canada, by Clifford H. Pope [Review]
Vol 54, Iss 5, Page 77
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On Melospiza melodia in Ontario, by J. H. Fleming and L. L. Snyder [Review]
Vol 54, Iss 5, Page 78
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Triassic of Beattie Hill, Peace River Foothills, B.C.
Vol 54, Iss 6, Page 79
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Animal Predation
Vol 54, Iss 6, Page 82
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Chief Factor James Anderson's Back River Journal of 1855
Vol 54, Iss 6, Page 84
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Pipistrellus Hibernating in Ontario
Vol 54, Iss 6, Page 89
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Ruffed Grouse on Grand Manan Island
Vol 54, Iss 6, Page 89
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The Ruffed Grouse and Island Populations
Vol 54, Iss 6, Page 90
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Listera Australis Lindl. in the Province of Quebec
Vol 54, Iss 7, Page 95
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Notes on the Habits of the Pigmy Shrew (Microsorex hoyi) in Captivity
Vol 54, Iss 7, Page 97
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Notes on the Cyperaceae of Saskatchewan. I.Scirpus
Vol 54, Iss 7, Page 100
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Notes on the Ontario Species of Scudderia (Orihoptera, Ensifera)
Vol 54, Iss 7, Page 102
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Duck Mortality in the Cataraqui Marsher
Vol 54, Iss 7, Page 104
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Further Notes on the Sand Cricket, Tridactylus apicaliis Say
Vol 54, Iss 7, Page 106
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Chief Factor James Anderson's Back River Journal of. 1855
Vol 54, Iss 7, Page 107
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First Ontario Record of the Subgenus Mictomys
Vol 54, Iss 7, Page 109
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Lure of the North, by Richard Finnie [Review]
Vol 54, Iss 7, Page 110
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A Manual of Aquatic Plants, by Norman C. Fasset [Review]
Vol 54, Iss 7, Page 110
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Preliminary Study of Some Triassic Pelecypods and Ammonoids from the Peace River Foothills, B.C.
Vol 54, Iss 8, Page 111
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The Snowshoe Rabbit Enquiry 1938-39
Vol 54, Iss 8, Page 117
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Chief Factor James Anderson's Back River Journal of 1855
Vol 54, Iss 8, Page 125
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The Nesting of Ross's Goose Chen rossi
Vol 54, Iss 9, Page 127
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The European Praying Mantis (Mantis religiosa. L.) in Ontario
Vol 54, Iss 9, Page 130
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Some Studies in Bill Measurements and Body Weights of American Woodcock (Philohela minor)
Vol 54, Iss 9, Page 132
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Chief Factor James Anderson's Back River Journal of 1855
Vol 54, Iss 9, Page 134