He developed the first successful steel plow, & his company found tractors to be a fertile market
... what work he 
could find, first as a stagecoach ironer, and later as proprietor of his own 
blacksmith... [DOC] [TLE] Feature Articles - Timeline of Ag Equipment 'Firsts' | 2009-09-23 ... [PAR] Sep 23, 2009 ... 5200 BC  The earliest known Egyptian farm implement is a stone ... was found 
in 2008 in excavations in the Fayium depression, a fertile .... 1864  John Deere 
receives his first patent for the mold required in the casting of steel plows.