This work divides communities into savagery, barbarism, and civilization, all based on its author's studies of the tribes of the Iroquois League.  
The author of this text received criticism for his erroneous description of pottery in advanced civilizations.  Annotated and used as a source by Marx, this work's chapters are named after its central classification scheme's parts, which are outlined in the first chapter, "Ethnical Periods."  This work centers on elements of social structure such as "Arts of Subsistence" and "Systems of Consanguinity".  This work divides communities into savagery, barbarism, and civilization, all based on its author's studies of the tribes of the Iroquois League.  FTP, identify this anthropological work by Lewis Henry Morgan.
The author of this text received criticism for his erroneous description of pottery in advanced civilizations.  
Ancient Society