. Bulletin of the Department of Agriculture. Agriculture; Agriculture. P. R. 0-623 Fig. I.—Changing the Grade of the Flume. Note 12-inch plank laid along top of flume for men to work on while changing grade. B. P. R. D-699 Fig. 2.—Laying 10-Inch Concrete Tile in the 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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