1. Capitalism, Socialism and Communism Kapitalizm, sotsializm un komunizmקאַפּיטאַליזם סאָציאליזם און קאָמוניזם Collection: International Workers’ Order (IWO) and Jewish People's Fraternal Order (JPFO) Set: Education Popular Front YearsVisual Location: New York, New York, United States Date: 1931 Format: Image Organization: International Workers Order
2. Volume 24, Number 1: Annals of the Entomological Society of America Collection: Core Historical Literature of Agriculture Publisher: Entomological Society of America Publication Place: Lanham, Md. Date: 1931 Format: Issue
3. Volume 24, Number 2: Annals of the Entomological Society of America Collection: Core Historical Literature of Agriculture Publisher: Entomological Society of America Publication Place: Lanham, Md. Date: 1931 Format: Issue
4. Volume 24, Number 3: Annals of the Entomological Society of America Collection: Core Historical Literature of Agriculture Publisher: Entomological Society of America Publication Place: Lanham, Md. Date: 1931 Format: Issue
5. Volume 24, Number 4: Annals of the Entomological Society of America Collection: Core Historical Literature of Agriculture Publisher: Entomological Society of America Publication Place: Lanham, Md. Date: 1931 Format: Issue
6. Volume 5, Number 1: Agricultural history Collection: Core Historical Literature of Agriculture Publisher: Agricultural History Society Publication Place: Fargo, N.D. Date: 1931 Format: Issue
7. Volume 5, Number 2: Agricultural history Collection: Core Historical Literature of Agriculture Publisher: Agricultural History Society Publication Place: Fargo, N.D. Date: 1931 Format: Issue
8. Volume 5, Number 3: Agricultural history Collection: Core Historical Literature of Agriculture Publisher: Agricultural History Society Publication Place: Fargo, N.D. Date: 1931 Format: Issue
9. Volume 5, Number 4: Agricultural history Collection: Core Historical Literature of Agriculture Publisher: Agricultural History Society Publication Place: Fargo, N.D. Date: 1931 Format: Issue
10. Volume 5, Index : Agricultural history Collection: Core Historical Literature of Agriculture Publisher: Agricultural History Society Publication Place: Fargo, N.D. Date: 1931 Format: Issue