DVDs Documentary films 1,045 Video recordings for the hearing impaired 1,032 Feature films 754 History 471 Documentary television programs 305 Operas 174 更多 ... DVD 155 Biographical films 134 Man-woman relationships 126 Social conditions 106 World War, 1939-1945 96 Comedy films 84 Politics and government 84 Television programs 76 Foreign films 75 Social life and customs 71 Historical films 70 Film adaptations 66 Religious aspects 64 Social aspects 62 Video recordings for people with visual disabilities 62 Description and travel 55 African Americans 49 Women 48 Prevention 47 Patients 46 Ballets 44 History and criticism 42 Motion pictures 41 少 ...