History 93 Land tenure 86 Motion picture plays, Spanish 67 Architecture 58 Arquitectura 56 urban and land use planning 50 Planificación urbana y uso de las tierras 36 more ... History and criticism 34 Land reform 32 Tenencia de la tierra 32 Land use 31 Criticism and interpretation 28 Law and legislation 27 Motion picture plays 25 Historia 24 Man-woman relationships 22 Politics and government 17 Social conditions 17 Education 15 Educación 14 Planificación urbana y de uso de las tierras 14 Storyboards 14 Indians of South America 13 Reforma agraria 13 Women 13 Economic conditions 12 Philosophy 12 Spanish drama 12 Urbanization 12 Mexican Americans 10 less ...