B62-406. IVORY TIPPED PLOW PLANE. Child, Pratt & Co. Unhandled, boxwood throughout, flat ivory tips have cracks but are intact. Wedge has damage and a couple of small chips to the threads. One A. Althaus went nuts on it with his owner's stamp. Ohio Tool Co. cutter. Child, Pratt was a St. Louis hardware company, it was probably made by one of the New York firms that used prison labor. Good+ 200-400