Topic
Northwest Territories
Description and travel
65
Arctic regions
52
Scientific Expeditions
39
Botany
30
To 1900
28
Canada
26
Discovery and exploration
26
Canadian
23
Northwest
23
British
19
Natural history
16
Paleontology
16
Plants
16
Mackenzie
15
Mackenzie (N.W.T.)
14
District of Mackenzie
12
Fossil
12
Mackenzie District
12
Alberta
10
Cretaceous
10
Field notes
10
To 1905
10
Vertebrates
10
Glossaries
9
Northwest Passage
9
Prairie Provinces
9
Zoology
9
etc
9
vocabularies
9
Eskimo languages
7
John
7
Sir
7
Agriculture
6
Alaska
6
Geese
6
Hunting
6
Indians of North America
6
Inuit
6
Mackenzie Delta
6
NW
6
Ornithology
6
SE
6
Tertiary
6
To 1870
6
Trees
6
canimp
6
migratory birds
6
1787-1865
5
Can
5
more ...