My audio etymology simulations are collected at http://ancientsounds.net
I'm also compiling, correcting and extending past posts on 🐦 (I left there before X) and 🐘 about those audio etymologies into an alphabetically-ordered blog, so that we can look up examples:
http://ancientsounds.net/blog.html
#acoustics #phonetics #audio #etymology #philology #Proto-Indo-European #EnglishLanguage #linguistics