Exact revolver in pics. 42000M range serial = 1977. Traditional double / single action pocket revolver with transfer bar. Entirely steel metal with correct Pachmayr Compac grips. D small square frame. 6 rounds .38 Special, not for +P. 2 inch full lug barrel with rod shroud. .2375 smooth trigger & serrated spur hammer. Fixed sights. Correct cylinder timing with no lateral play all six positions. 6 pound Single Action pull. .004 forcing cone gap. 7 inches length; 4 1/2 height; 1.40 cylinder diameter. 23.8 oz empty. Domicile was Borinquen Air Station jurisdiction, guarding against castro & cartels. Minimal carbon and surface detractions, only a half dozen tiny finish freckles. We rate it Excellent, 90%, but photos ought to suffice.