Genre
Periodicals
3,471
Textbooks
1,674
Congresses
553
Laboratory manuals
453
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213
Observations
195
Classification
194
Problems, exercises, etc
182
Bibliography
157
Périodiques
142
Early works to 1800
137
Abstracts
70
Juvenile literature
69
Academic Dissertations
66
Tables
59
Identification
57
Academic theses
49
Catalogs
47
Dictionaries
40
Handbooks, manuals, etc
40
Catalogs and collections
36
Maps
35
Statistics
35
Periodical
32
Examinations, questions, etc
28
periodicals
26
Laboratory Manuals
24
Bio-bibliography
23
Directories
23
Programmed instruction
22
Atlases
21
Electronic journals
21
Popular works
21
Charts, diagrams, etc
20
Constitution
20
Nomenclature
20
Thèses et écrits académiques
20
Outlines, syllabi, etc
19
Pre-Linnean works
19
Sources
18
Pictorial works
16
Academic Dissertation
15
Indexes
15
Ṕeriodiques
15
Fulltext
14
Collections
13
Congrès
12
Terminology
11
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10
Popular Works
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