Gas Engine Magazine July 1996 – 1952 Cockshutt 50 Tractor

Cockshutt Quarterly Magazine July 1996. International Cockshutt Club Tractor

Gas Engine Magazine March 1996~Lee Traction Co. MDL L-2 TRACTOR

The GAS ENGINE magazine July Aug 1977 Minn Universal Tractor out of the Bog

The GAS ENGINE Magazine May 1989-Cockshutt Tractor

Gas Engine Magazine July 1996 Tommy Troy Young Cockshutt 50 Vol 31 No 7 M4913

The GAS ENGINE Magazine April 1997 Rumely 30-50 "Y" Tractor

Cockshutt Quarterly Magazine January 1996. International Cockshutt Club Tractor