Quick view Add to Cart Model 3-C Electric Head, Ref 459 Document Part Number: No. 101 Number of pages: 6Part Number: No. 101Revision Date: 29-April-1949Description: Ref 460 - Redesigned Speeder Spring Collar, Ref 461 - Magnetic Inspection Time Interval, Ref 462 - Speeder Spring No... MSRP: Was: Now: $15.00