"I Sustain the Wings" was composed by Captain Glenn Miller, John Chalmers Chummy MacGregor, Private Sol Meyer, and M/Sgt.
This was the theme music for the radio program that was broadcast weekly on Saturday on NBC from September 18, 1943, to June 10, 1944, by the Army Air Force Band under the direction of Captain Glenn Miller.
The Latin Sustineo Alas, "I Sustain the Wings", or "Keep 'Em Flying", was the motto of the U.S. Army Air Forces Technical Training Command.
The instrumental appeared on the CD collection 75th Anniversary Tribute: Glenn Miller and The Army Air Force Band on Sounds of Yesteryear in 2020.
Major Glenn Miller and the American Band of the Allied Expeditionary Force also made recordings for the BBC and the Office of War Information (OWI) from October 30 to November 20, 1944, at Abbey Road Studios in London that were broadcast over the American Broadcasting Station in Europe to Germany in a program called Music for the Wehrmacht or The Wehrmacht Hour.
"[7] The USAAF Technical Training Command insignia during World War II included a badge that featured the motto in Latin "Sustineo Alas", or "I Sustain the Wings".