![MPIR Old Time Radio show](https://d3dthqtvwic6y7.cloudfront.net/podcast-covers/000/029/580/small/mpir-old-time-radio.jpg)
Summary: Presenting Richard Diamond Private Detective "The John Blackwell Case" aired Dec 17, 1949. Support these shows with your donations. cjkell@mystery-otr.com
Summary: Presenting Richard Diamond Private Detective "The John Blackwell Case" aired Dec 17, 1949. Support these shows with your donations. cjkell@mystery-otr.com