Notes: | Jan. 1936- title varies slightly. First issue (Jan. 1901-Dec. 1925) supplements Bulletin no. 6, U.S. Dept. of Agriculture, Division of Publications, List by titles of publications of the United States Department of Agriculture from 1840 to June 1901, inclusive, compiled by R.B. Handy and Minna A. Cannon, but duplicates the list for months of January-June 1901. Jan. 1901- compiled by Mabel Hunt Doyle, in charge, Indexing Section, Division of Publications, Office of Information, U.S. Dept. of Agriculture.
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