The John Deere MT tractor during the drawbar test, while towing the Adams test car and two load tractors
"Checking drawbar data for test 366. M. Hansen (John Deere representative). C.L. Zink (Nebraska Trac...
A large Crawler Tractor during a Drawbar Test -It is probably a TD 24 towing the Adams Test Car with...
International crawler drawbar test on dirt track. Test 346 describes the gasoline model. Test 347 de...
John Deere R diesel tractor during the drawbar test 406. The Adams test car and two load tractors ar...
John Deere 70 during the drawbar test. The tractor is towing the Adams test car and one Oliver 88 us...
John Deere 70 Diesel during the drawbar test. Side view of John Deere 70 towing the Adams test car a...
Three-quarter front view of John Deere Model R tractor during the drawbar test on dirt track. The Ad...
Drawbar Test of John Deere L, Test#313, 1938. Tractor test on the dirt track. Th test car is the num...
Three-quarter view of John Deere 4250 Power-Shift during drawbar test 1458. The 4250 is towing the O...
The Adams test car is hitched to the John Deere MT. A technician is standing at the back of the John...
New Fordson Major diesel during drawbar test 500. Side view of Fordson Major Diesel tractor towing t...
"Getting ready to start drawbar test no. 403. Massey-Harris 22 RT." The Massey-Harris 22RT is towing...
Front view of John Deere 4WD tractor towing the Oliver test car and two load tractors. There are fiv...
Case SC tractor from test 496 during drawbar test. A Case representative is driving the tractor on t...
John Deere ready for Drawbar test. The New Caterpilar-made Test car and tractor are parked inside th...
"Checking drawbar data for test 366. M. Hansen (John Deere representative). C.L. Zink (Nebraska Trac...
A large Crawler Tractor during a Drawbar Test -It is probably a TD 24 towing the Adams Test Car with...
International crawler drawbar test on dirt track. Test 346 describes the gasoline model. Test 347 de...
John Deere R diesel tractor during the drawbar test 406. The Adams test car and two load tractors ar...
John Deere 70 during the drawbar test. The tractor is towing the Adams test car and one Oliver 88 us...
John Deere 70 Diesel during the drawbar test. Side view of John Deere 70 towing the Adams test car a...
Three-quarter front view of John Deere Model R tractor during the drawbar test on dirt track. The Ad...
Drawbar Test of John Deere L, Test#313, 1938. Tractor test on the dirt track. Th test car is the num...
Three-quarter view of John Deere 4250 Power-Shift during drawbar test 1458. The 4250 is towing the O...
The Adams test car is hitched to the John Deere MT. A technician is standing at the back of the John...
New Fordson Major diesel during drawbar test 500. Side view of Fordson Major Diesel tractor towing t...
"Getting ready to start drawbar test no. 403. Massey-Harris 22 RT." The Massey-Harris 22RT is towing...
Front view of John Deere 4WD tractor towing the Oliver test car and two load tractors. There are fiv...
Case SC tractor from test 496 during drawbar test. A Case representative is driving the tractor on t...
John Deere ready for Drawbar test. The New Caterpilar-made Test car and tractor are parked inside th...
"Checking drawbar data for test 366. M. Hansen (John Deere representative). C.L. Zink (Nebraska Trac...
A large Crawler Tractor during a Drawbar Test -It is probably a TD 24 towing the Adams Test Car with...
International crawler drawbar test on dirt track. Test 346 describes the gasoline model. Test 347 de...