41. Volume 66, Number 1: Transactions of the American Entomological Society Collection: Core Historical Literature of Agriculture Publisher: American Entomological Society Publication Place: Philadelphia Date: 1940 Format: Issue
42. Volume 66, Number 2: Transactions of the American Entomological Society Collection: Core Historical Literature of Agriculture Publisher: American Entomological Society Publication Place: Philadelphia Date: 1940 Format: Issue
43. Volume 66, Number 3: Transactions of the American Entomological Society Collection: Core Historical Literature of Agriculture Publisher: American Entomological Society Publication Place: Philadelphia Date: 1940 Format: Issue
44. Volume 66, Number 4: Transactions of the American Entomological Society Collection: Core Historical Literature of Agriculture Publisher: American Entomological Society Publication Place: Philadelphia Date: 1940 Format: Issue
45. Volume 14, Number 1: Agricultural history Collection: Core Historical Literature of Agriculture Publisher: Agricultural History Society Publication Place: Fargo, N.D. Date: 1940 Format: Issue
46. Volume 14, Index : Agricultural history Collection: Core Historical Literature of Agriculture Publisher: Agricultural History Society Publication Place: Fargo, N.D. Date: 1940 Format: Issue
47. Volume 14, Number 2: Agricultural history Collection: Core Historical Literature of Agriculture Publisher: Agricultural History Society Publication Place: Fargo, N.D. Date: 1940 Format: Issue
48. Volume 14, Number 3: Agricultural history Collection: Core Historical Literature of Agriculture Publisher: Agricultural History Society Publication Place: Fargo, N.D. Date: 1940 Format: Issue
49. Volume 14, Number 4: Agricultural history Collection: Core Historical Literature of Agriculture Publisher: Agricultural History Society Publication Place: Fargo, N.D. Date: 1940 Format: Issue
50. Number 745: Bulletin Collection: Core Historical Literature of Agriculture Publisher: Cornell University Agricultural Experiment Station, New York State College of Agriculture Publication Place: Ithaca, N.Y. Date: 1940 Format: Issue
