I've got some wonderful vintage Stephens Trusonic drivers up on ebay. Sorry to post an advertisement right away after joining, but this site is where I got a lot of my information on those drivers when I found them. I'm grateful to the community!
Stephens Trusonic 80FR
http://ebay.us/ZF5Vdx
pair of 8" full range 50's vintage drivers, great condition
Stephens Trusonic 5kt
http://ebay.us/ZF5Vdx
pair of 50's (early 60's?) bullet tweeters with the volume pot
Stephens Trusonic 80FR
http://ebay.us/ZF5Vdx
pair of 8" full range 50's vintage drivers, great condition
Stephens Trusonic 5kt
http://ebay.us/ZF5Vdx
pair of 50's (early 60's?) bullet tweeters with the volume pot