["TRANSPORTATION \/ Automotive \/ General","Caterpillar tractors;Conservation and restoration;Handbooks, manuals, etc.","Caterpillar tractors;Parts;Catalogs.","AUTOMOTIVE MAINTENANCE AND REPAIR","Caterpillar tractors;Conservation and restoration;Handbooks, manuals, etc.","Caterpillar tractors;Parts;Catalogs.","GENERAL","General Adult","Non-Fiction","Pictorial treatment","Reference","TRACTORS AND HEAVY EQUIPMENT","TRANSPORTATION \/ Automotive \/ General","United States"]