I sent a chromed Colt Commercial Model Government Model in .45 with a nickeled .38 Super upper to Greg Derr, an outstanding gunsmith in MA.  I also have 2 Colt .22 conversion units.  I asked Greg to work his magic on them!
The knife came by way of Collectors Firearms in Houston.  It sat on their website for a year or so beginning at $1,200 and gradually dropping to $750.00.  I offered them $650 which they took.  Ed Kalfayan was a knife Maker from Michigan who made a very decent knife; for whatever reasons his work was never highly recognized; an oversight to be sure.  The scrimshaw and engraving are by Joe Rundell one of the best engravers in the country.  Here they are:
