. Allen's digest of plows, with attachments, patented in the United States from 1789 to January 1883 ... Plows; Patents. MOLD BOARDS. 4S1 S, H. WOOLDRIDOE, Plow. No. 232,868. Patented Oct. 5. 1880. 2 8li«etB—Sheet 1 I. T. KENNEDY. Plow. No. 234,915. Patented Nov. 30. 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 Allen, James T. (James Titus). [Washington, D. C. , Joseph Bart, Printer

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Keywords: ., bookcentury1800, bookdecade1880, booksubjectpatents, bookyear1883