Note 18 — Contributions from The Museum of History and Technology: Paper 2 John Deere's Steel Plow
Reading edition
James M. Swank, History of the manufacture of iron in all ages..., Philadelphia, 1892, pp. 390, 393.
Reading edition
James M. Swank, History of the manufacture of iron in all ages..., Philadelphia, 1892, pp. 390, 393.