History Music History and criticism 4 Social conditions 2 Agricultural laborers 1 American poetry 1 Civilization 1 más ... Concertos (Guitar) 1 Dance 1 Discoveries in geography 1 Discovery and exploration 1 Emigration and immigration 1 Employment 1 Ethnic relations 1 Guitar 1 Hispanic Americans 1 Indians of Central America 1 Indians of Mexico 1 Interpretation (Phrasing, dynamics, etc.) 1 Italian influences 1 Jewish way of life 1 Jews 1 Knowledge and learning 1 Mestizos 1 Mexican American agricultural laborers 1 Mexican Americans 1 Migrant labor 1 Music and literature 1 Music in literature 1 Musical instruments 1 menos ...