History 126 Land tenure 86 Motion picture plays, Spanish 67 Architecture 63 History and criticism 60 Arquitectura 59 urban and land use planning 50 more ... Planificación urbana y uso de las tierras 36 Criticism and interpretation 33 Land reform 32 Politics and government 32 Tenencia de la tierra 32 Land use 31 Social conditions 26 Motion picture plays 25 Philosophy 25 Historia 24 Law and legislation 24 Man-woman relationships 23 Spanish literature 21 Social life and customs 20 Indians of South America 19 Social aspects 19 Agriculture 16 Education 14 Planificación urbana y de uso de las tierras 14 Storyboards 14 Women 14 Economic conditions 13 Mexican Americans 13 less ...