Part of PICRYL.com. Not developed or endorsed by the Library of Congress

insects outbreaks

public
2 media by topicpage 1 of 1
Dr. J.A. Hyslop, of the Bur. of Entomology, Dept. of Agric., who keeps the record of damage done throughout the continent by thousands of harmful insects. These records are filed and studied in order that warnings of impending insects outbreaks may be sent to the entomologist so that he may prepare to fight the invading hordes

Dr. J.A. Hyslop, of the Bur. of Entomology, Dept. of Agric., who keeps...

Public domain photograph of people in office, interior, the 1910s-1920s America, free to use, no copyright restrictions image - Picryl description

Dr. J.A. Hyslop, of the Bur. of Entomology, Dept. of Agric., who keeps the record of damage done throughout the continent by thousands of harmful insects. These records are filed and studied in order that warnings of impending insects outbreaks may be sent to the entomologist so that he may prepare to fight the invading hordes

Dr. J.A. Hyslop, of the Bur. of Entomology, Dept. of Agric., who keeps...

A black and white photo of a man in a suit, Library of Congress Harris and Ewing collection Title from unverified caption data on negative or negative sleeve. Date based on date of negatives in same range. Gif... More