a sweet book I did not know existed.
"Variations of Colt's" New Model Police & Pocket Breech Loading Pistols.
John D. Breslin ,William Q. Pirie & David E. Price
All about Small frame conversions , Great B&W Photos & fine original illustrations , Listing of #'s converted & Serial Ranges.
I thank W.T. (William Morgan) on the BB, for turning me on to my copy....