Observing work of the busy bee. E.L. Sechrist, associate agriculturist of the bee culture laboratory, U.S. Department of Agriculture, makes tests of how much work the bees accomplish under different weather conditions be checking the weight of the colonies. During a good honey flow under favorable weather conditions, a colony increases in weight as much as 20 pounds in a single day, 1/20/30
Summary
Public domain historical photo, free to use, no copyright restrictions image - Picryl description
Tags
Date
1930
Contributors
Harris & Ewing, photographer
Source
Library of Congress
Copyright info
No known restrictions on publication.