Original Release Date: March 10, 2024Today's Mystery:The year is 1913 and international tensions run thick. Sherlock Holmes's brother, Mycroft, calls him out of retirement to secure the return of stolen plans for an experimental tank.Original Radio Broadcast Dates: March 21, 28, and April 4, 1949Originating in New YorkStarring: John Stanley as Holmes; George Spelvin as WatsonSupport the show monthly at https://patreon.greatdetectives.netSupport the show on a one-time basis at https://support.greatdetectives.netMail a donation to: Adam Graham, PO Box 15913, Boise, Idaho 83715Give us a call at 208-991-4783Take the listener survey at https://survey.greatdetectives.netCheck out our social media at https://www.greatdetectives.net