NOT KNOWN FACTUAL STATEMENTS ABOUT DAN WESSON .45 AMMO

Pistol Pacs ended up designated by a “P” then the model variety of the revolver frame, then the barrel shroud form (blank) for normal, “V” for vent, “VH” for Vent HeavyIs there any serious big difference in quality concerning revolvers produced when the business was in Monson and when it moved to Palmer.Does anyone have any information