Genre
Textbooks
99
Sources
55
Electronic books
43
Bibliography
25
Congresses
24
Catalogs
22
Juvenile literature
21
Early works to 1800
15
Biography
12
Archives
11
Registers
11
Indexes
7
Statistics
7
Dictionaries
6
Genealogy
6
Personal narratives
6
Formulae, receipts, prescriptions
5
Records and correspondence
5
Cases
4
Controversial literature
4
Correspondence
4
Microform catalogs
4
Treaties
4
Outlines, syllabi, etc
3
Trials, litigation, etc
3
Designs and plans
2
Examinations, questions, etc
2
Fiction
2
Folklore
2
Gazetteers
2
Guidebooks
2
History
2
Personal narratives, Confederate
2
Problems, exercises, etc
2
Tables
2
Union lists
2
Anecdotes
1
Case studies
1
Catalogs and collections
1
Charters
1
Charts, diagrams, etc
1
Claims
1
Code words
1
Diaries
1
Exhibitions
1
Government publications
1
Handbooks, manuals, etc
1
Libros de láminas
1
Maps
1
Pamphlets
1
more ...