Value of products of selected industries: 1900. 1. Chemicals and allied products. 2. Petroleum refining. 3. Paper and wood pulp. 4. Printing and publishing, book and job, music and newspapers. (Prepared under the supervision of Henry Gannett, Geographer of the Twelfth Census. United States Census Office, 1903). Julius Bien & Co., N.Y: Twelfth census of the United States, taken in the year 1900. William R. Merriam, Director. Statistical atlas. Prepared under the supervision of Henry Gannett, Geographer of the Twelfth Census. Washington: United States Census Office. 1903
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