Original 1956-61 Studebaker Truck Dealer Service/Shop Manual Supplement. This Book is what the Dealer used to Service your Series 3E Truck and was meant to be used with the Series 2E Manual for Full Coverage. It has repair and maintenance procedures, illustrations and information. It is in good condition with normal wear and soiling from use in a Dealership. Very useful tool for the Studebaker Owner or Collector.