Perfessr:
1st one-66 3" stock
2nd- PC 13 3" magnaported
3rd- PC F Comp
4th- 65 3" I bead blasted and semi-bobbed the hammer
5th- 64 3" stock
6th- 13 3" that was rusted and abused. S&W did the work. Bobbed hammer, made DAO, replaced hand and screws and reblued. I use it as my carry gun now.