Genre
Periodicals
4,636
Statistics
2,243
Sources
786
Congresses
723
Bibliography
161
Newspapers
119
Catalogs
115
Archives
109
Genealogy
89
Directories
84
Records and correspondence
79
Indexes
76
Registers
57
Handbooks, manuals, etc
49
Biography
40
Abstracts
37
Census, 15th, 1930
36
Census, 1930
36
History
32
Census, 1991
29
Statistics, Vital
28
Messages
25
Case studies
19
Census
19
Exhibitions
18
Correspondence
16
Maps
16
Dictionaries
14
Passenger lists
14
Treaties
13
Yearbooks
12
Census, 10th, 1880
11
Census, 1880
11
Imprints
11
Census, 9th, 1870
10
Early works to 1800
10
Périodiques
10
Census, 1870
9
Guidebooks
8
Cases
7
Census, 1850
7
Census, 1860
7
Census, 8th, 1860
7
Electronic books
7
Poetry
7
Census data
6
Classification
6
Glossaries, vocabularies, etc
6
Surveys
6
Census, 6th, 1840
5
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