If you are searching for a Cavalry Army Revolver watch this video and come to the September 2012 Auction. Unbelievable Rarity and Depth in Colt Single Action Revolvers. The video reviews a few of the examples in this auction. Some of the Lot numbers featured in this video; 1278, 3243, 3223, 3236, 1293. It includes some discussion on six firearms inspectors of these rare Colt Single Actions.