![The Great Detectives Present Box 13 show](https://d3dthqtvwic6y7.cloudfront.net/podcast-covers/000/037/189/small/the-great-detectives-of-old-time-radio-box-13.jpg)
Summary: Dan receives a child's penmanship book at Box 13. A couple claims it, but when Dan discovers they're lying, he becomes suspicious. Original Air Date: February 13, 1948 Support the show monthly at patreon.greatdetectives.net Support the show on a one-time basis at http://support.greatdetectives.net. Mail a donation to: Adam Graham, PO Box 15913, Boise, Idaho 83715…