Snowmobiles and other off-road vehicles :  hearing before Subcommittee on Parks and Recreation, 92d Congress, 1st session, on study of effects of rapidly expanding use of all terrain vehicles on public lands, May 21, 1971. 

 - [Washington, D.C.],  1971. 
 - iv, 109 p. :  ill. 
<br/><br/> Distribution made by issuing office.  CRDP Program Historic Shelflist record. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Snowmobiles.<br/>Motor vehicles--Recreational use.
<br/><br/><label>GPO Item No.: </label>1040 
<br/><br/><label>Gov. Doc. Class. No.: </label>Y 4.IN 8/13:SN 6