A Manila errand for a mysterious package becomes a hunt involving murder and hidden wartime treasure.

This Box 13 broadcast aired on April 17, 1949. It is listed as episode 35 in the archive. Mutual Broadcasting System carried the broadcast. The cast includes Alan Ladd, Sylvia Picker, and Vern Carstensen. Other credited names include Richard Sanville as director and Charles Gannett as writer.

The surviving recording runs about 27 minutes.

Alan Ladd stars as writer Dan Holiday, who advertises for unusual adventures under the address 'Box 13' and turns the replies into dangerous real-life cases.

Listeners can expect adventure, crime, and mystery, episodic drama in format, and suspenseful and wry in tone.