Experiments on tractor tyre performance. 

 - London :  British Rubber Development Board,  1948. 
 - 24 p. :  ill. ;  25 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Tires, Rubber.
<br/><br/><label>Dewey Class. No.: </label>P 629.2486 B75