In my last 2 posts (Nov 4 and Nov 11), I shared two color ads announcing different release dates for the Houdini Serial that premiered 99 years ago today:

What I didn’t share was the reverse side of these ads telling you to book the Houdini Serial (The Master Mystery):

I also didn’t share that it was shown at a special trade show on November 7, 1918 at the Strand Theatre in New York City before it officially premiered in Boston on November 18, 1918.