Bulletin No. 3 -- New series. U.S. Department of Agriculture. Division of Entomology. The San Jose scale: Its occurrences in the United States with a full account of its life history and the remedies to be used against it, by L.O. Howard and C.L. Marlatt, follows one page after page 18.
List of illustrations, p. 7.
Publication contains discontinuous pagination.
Table of contents, p. 2.
Table of contents, p. 5.
Technical Series No. 6. U.S. Department of Agriculture. Division of Entomology. The San Jose scale and its nearest allies. A brief consideration of the characters which distinguish these closely related injurious scale insects. Prepared under the direction of the entomologist, by T.D.A. Cockerell, follows, p. 80.
Electronic reproduction. Chester, Vt.: NewsBank, inc., 2006. Available via the World Wide Web. Access restricted to Readex U.S. Congressional Serial Set subscribers.