THIS ESSAY, A CHAPTER WITHIN A LARGER VOLUME OF CULTURAL-HISTORICAL FIELD STUDIES OF REGIONAL SUBCULTURES IN PUERTO RICO, DESCRIBES THE SOCIAL STRUCTURE AND ENVIRONMENTAL PATTERNS OF A "TRADITIONAL" COFFEE MUNICIPALITY. POLITICS, EDUCATION, RELIGION, SOCIAL CUSTOMS, AND OTHER GENERAL FEATURES OF THE CULTURE ARE DISCUSSED. ALSO DESCRIBED ARE THE HISTORICAL DEVELOPMENT OF THE COMMUNITY, COFFEE PRODUCTION, AND THE GEOGRAPHICAL ENVIRONMENT, THE HACIENDA SYSTEM, THE RISE OF THE TOWN, AND THE UNITED STATES OCCUPATION. THE SOCIAL INSTITUTIONS AND BEHAVIOR OF VARIOUS SUBCULTURES WITHIN THE REGION ARE SEPARATELY EXAMINED. THIS DOCUMENT IS CHAPTER 7 OF JULIAN H. STEWARD, ED., "THE PEOPLE OF PUERTO RICO, A STUDY IN SOCIAL ANTHROPOLOGY," AVAILABLE FROM UNIVERSITY OF ILLINOIS PRESS, URBANA, ILLINOIS, FOR $10.00. (LB)