Wow, you never know what a search will find...and I'm constantly searching, ever since I found A.J.'s blog a few years ago...here's another QSL card, dated Thursday, September 10, 1970, 10:18 to 11:40 CDT, signed by Felix McDonald:
This was found, along with more neat QSL cards at:
...and back to the search for more goodies!
Bud S. (email@example.com)