Life, service and cost of service of pneumatic tractor tires
McKibben, E.G., Davidson, B.
Life, service and cost of service of pneumatic tractor tires - Ames 1939 - 168-186 p. - Iowa Agricultural Experiment Station. Bulletin No. 382 .
Life, service and cost of service of pneumatic tractor tires - Ames 1939 - 168-186 p. - Iowa Agricultural Experiment Station. Bulletin No. 382 .