Bibliography of the more important contributions to American economic entomology
By: prepared by authority of the Secretary of Agriculture by Samuel Henshaw. Part 1-3, The more important writings of Benjamin Dann Walsh an Charles Valentine Riley.
Contributors: Henshaw, Samuel.
Publisher: Government Printing Office
Published: 1890
Place of publication: Washington
Language: eng
Subjects: Riley, Charles V. -- 1843-1895.; Walsh, Benjamin Dann.