1. Number 2: Bulletin Collection: Core Historical Literature of Agriculture Publisher: American Association for Agricultural Legislation Publication Place: Madison, Wis. Date: 1919 Format: Issue
2. Number 3 - Rural, Social and Economic Problems of the United States: Bulletin Collection: Core Historical Literature of Agriculture Publisher: American Association for Agricultural Legislation Publication Place: Madison, Wis. Date: 1919 Format: Issue
3. Number 4 - Study Program: Bulletin Collection: Core Historical Literature of Agriculture Publisher: American Association for Agricultural Legislation Publication Place: Madison, Wis. Date: 1919 Format: Issue