كتب ذات صلة

Steam plowing. Description of the operations of the Williamson road steamer and steam plow, on the seed farms of Messrs.

Report on the trial of plows held at Utica, by the N.Y. State Agricultural Society, commencing September 8th, 1867. With a supplement showing the results of a special trial at Brattleboro, to determine several disputed questions respecting the action of the plow.

Power and the plow

Jethro Wood, inventor of the modern plow. A brief account of his life, services and trials; together with facts subsequent to his death, and incident to his great invention.

• Digest of agricultural implements, patented in the United States from A.D. 1789 to July 1881 ...
  المؤلفون: Allen, James T.
• Digest of agricultural implements, patented in the United States from A.D. 1789 to July 1881 ...
  المؤلفون: Allen, James T.
• Allen''s digest of plows with attachments, patented in the United States from A.D. 1789 to January 1883 ...
  المؤلفون: Allen, James T.