We ran the program here a few weeks ago. History Detectives. They more or less ended up indicating that the real disappearance was still up to speculation...
The Glenn Miller propaganda broadcasts the mentioned in the article are available on Archive.org at:
https://archive.org/details/GlennMil...oGermany-01-10
https://archive.org/details/GlennMil...oGermany-11-20
These .mp3 files were copied from the US transcription discs used to broadcast the programs. The most convenient way to listen is to download the zip files, unpack them and play them on your PC.
https://archive.org/download/GlennMi...0_64kb_mp3.zip
https://archive.org/download/GlennMi...0_64kb_mp3.zip
The performances are pretty good, and the use of German by Miller is fascinating.
Marc
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Igitur si vis pacem, para bellum -
- Therefore if you want peace, prepare for war.