. Bulletin of the Department of Agriculture. Agriculture; Agriculture. F-LAB. 22 Fiq. 1.—Western Hemlock Mechanical Pulp Unsteamed (Run No. 1).. Fig. 2.—Lodgepole Pine (California) Mechanical Pulp Unsteamed iRun No. 2).. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original United States. Dept. of Agriculture. [Washington, D. C. ?] : The Dept. : Supt. of Docs. , G. P. O.

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