Protocol for the testing of forest tractors. 

 - Geneva :    Joint Committee on Forest Working Techniques and Trainin g of Forest workers (in collaboration with ILO)    1960. 
 - v,41 p. :    ill ;    22 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Tractors -- Testing.<br/> Forest machinery.