The catalpa sphinx
Contributors: United States. Bureau of Entomology and Plant Quarantine. Division of Forest Insect Investigations
Published: 1949
Language: eng
Subjects: Control; Catalpa; Sphinx (Insects); Diseases and pests
Notes: Caption title.

"May 4, 1949."

"United States Department of Agriculture, Agricultural Research Administration, Bureau of Entomology and Plant Quarantine, Forest Insect Investigations."