As already mentioned, Buffalo Bore sells standard pressure ammo specifically designed for short-barreled guns. I have some of this loaded in an older Model 49:
https://www.buffalobore.com/index.ph...t_detail&p=110
They also have a standard pressure load using the Barnes DPX bullet:
https://www.buffalobore.com/index.ph...t_detail&p=294
SGAmmo.com still has some of the Speer 125gr Gold Dots in standard pressure .38spl:
http://www.sgammo.com/product/speer/...ure-ammo-53722