Genre
Early works to 1800
196
Electronic books
132
Periodicals
100
Electronic journals
25
Handbooks, manuals, etc
23
Libros electronicos
17
Publicaciones periodicas
14
Examinations, questions, etc
11
Pictorial works
8
Case studies
7
Popular works
7
Biography
5
Lectures
5
Electronic book
4
Code numbers
3
Formulae, receipts, prescriptions
3
Title pages
3
Congresses
2
Dictionaries
2
Essays
2
Letters
2
Study guides
2
Textbooks
2
Trials, litigation, etc
2
Abstracts
1
Classification
1
DVD-Video discs
1
Erotica
1
Estudios de casos
1
Films for the hearing impaired
1
Guias de estudio
1
History
1
Interviews
1
Miscellanea
1
Nomenclature
1
Outlines, syllabi, etc
1
Personal narratives
1
Printers' marks
1
Problems, exercises, etc
1
Prospectuses
1
Reviews
1
Spanish language materials
1
Specimens
1
Terminology
1