Engines Podcast Engines of Our Ingenuity 1738: Maxim’s AirplaneEpisode: 1738 Maxim’s airplane. Today, two early not-quite-airplanes. Dr. John Lienhard | Posted on September 2, 2019, 12:01 AM Episode: 1738 Maxim’s airplane. Today, two early not-quite-airplanes. / To embed this piece of audio in your site, please use this code: <iframe src="https://embed.hpm.io/344434/344433" style="height: 115px; width: 100%;"></iframe> X This article is part of the Engines of Our Ingenuity podcast Share