Here's something from Tulsa's Star 103, one of the last 70's Oldies stations in 2002. I use the word "oldies" lightly, since it's mostly just rock, and not a variety as a true Oldies station would be.
http://s49.yousendit.com/d.aspx?id=0VHYSNIDU6EIA2II5H7LJRZCGW
http://s49.yousendit.com/d.aspx?id=0VHYSNIDU6EIA2II5H7LJRZCGW