Electronic books 58
History 52
Biography 51
Educational films 25
Biographies 19
Sources 18
Film clips 11
Correspondence 10
Criticism, interpretation, etc 10
Electronic book 8
Case studies 5
Dictionaries 4
Internet videos 4
Videorecording 4
Bio-bibliography 3
Biographical films 3
Historical films 3
Congresses 2
Film excerpts 2
Juvenile literature 2
Quotations 2
Quotations, maxims, etc 2
Bibliography 1
Biografieën (vorm) 1
Documentary films 1
Documentary television programs 1
Drama 1
Encyclopedias 1
Juvenile works 1
Literary collections 1
Livres numériques 1
Maps 1
Notebooks, sketchbooks, etc 1
Outlines, syllabi, etc 1
Personal correspondence 1
Television adaptations 1