Gènere
Periodicals
1,006
Congresses
246
Biography
93
Handbooks, manuals, etc
56
Bibliography
55
Dictionaries
33
Catalogs
26
Directories
25
Périodiques
21
Abstracts
17
Textbooks
16
Indexes
11
Tables
10
Early works to 1850
9
Sources
9
Specifications
8
Statistics
7
Ṕeriodiques
7
Bio-bibliography
6
Laboratory manuals
6
Patents
5
Case studies
4
Electronic books
4
Maps
4
Early works to 1800
3
Electronic journals
3
Exhibitions
3
Periodical
3
Problems, exercises, etc
3
Terminology
3
Biographies
2
Examinations, questions, etc
2
History
2
Periodical publications.- Chicago
2
Pictorial works
2
Portraits
2
czasopisma
2
Archives
1
Catalogs and collections
1
Catalogues
1
Conference papers and proceedings
1
Congrès
1
Databases
1
Guidebooks
1
Juvenile literature
1
Mechanics' periodicals
1
Mikroform
1
Online resources
1
Periodical publications.- New York
1
Registers
1
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