Even as the last new M series tractor, the Ml, was announced in November, 1949, work had begun on the successors to the M ... The 8N Ford and T0-20 Ferguson tractors were selling in large volume mostly because of the 3-point feature. lt was ... Testing the new tractors continued throughout 1951, and early 1952, with encouraging results, and in the spring of ... on the R and AR/AO tractors of 1949, and field experience had shown it to be very effective in reducing radiator plugginganbsp;...
|Title||:||The little giants|
|Author||:||John R. Hobbs|