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	R. DiFlorio Collection Early Pre-WWII (ca. 1938) Numbered Conversion Unit serial number U 29 complete with original 
	numbered box and all accessories.  Two tone magazine with "Service Model"
      designation on the floorplate. 
	 Factory records indicates 
	that the unit was charged to Colt's Loan Account and shipped to the National 
	Matches, Camp Perry, Ohio on August 11, 1938.  (Also 
	see U 21 which was in this same Camp Perry shipment of 10 units.) This 
	was processed on Colt Factory Number 8045 and was one of 10 units in 
	shipment.  
	The records further indicate this conversion unit was returned to the 
	factory on November 17, 1938 and subsequently shipped to Zeppelin Arms 
	company in Akron, Ohio on December 1, 1938. They purchased the conversion 
	unit at the 1938 Camp Perry National Matches. 
	 
	 
	 
	 Top view of rear sight and numbered slide. 
	 
	 
	 
	 
	 Photos of conversion unit box showing internal and external labels. 
	  
	 
	 
	 Right side of slide. 
	 
	 
	 Detail of left side slide markings. 
	 
	 
	 
	 
	 Sights 
	 
	 
	 
	 
	 
	 
	 
	 
	 Parts - note how barrel and floating chamber are numbered to match the 
	serial number on the top of the unit. 
	 
	 
	 Service Model Ace two-tone magazine. |