This pre-model 29 SN S173849 44 Magnum was made around 1956-57 and I purchased it in Sept 1967. The Royal blue finish with rare special order 5″ ribbed bbl that has white ramp & white outline sights. The frame is 4-screw style with target trigger & hammer. There is blue wear from carrying in a holster on the barrel and cylinder. See pictures for details.
Pictures may be found at:
https://postimg.cc/gallery/193bgw31q/
Price $3500 plus $40 shipping to your FFL. Insurance is extra.