Where can you find a clip for a Harrington Richardson model 348?

You can find a clip for a Harrington Richardson model 348 at various online retailers that specialize in firearm accessories, such as MidwayUSA, Brownells, or Numrich. Additionally, checking auction sites like GunBroker or eBay might yield some results. Local gun shops or firearm shows might also have the clip available or could assist in ordering one.