45 (1974): Ballroom Blitz/Rock & Roll Disgrace- Sweet
LP (1975): Alive! - Kiss
8-Track (1976): A Night at the Opera - Queen
Cassette (1979): We Sold Our Soul for Rock 'n Roll - Black Sabbath
CD (1988): Close to the Edge - Yes
First Vinyl Album/s..........Molly Hatchet - STD/Moody Blues - Days of Future Past (bought both of these at the same time, bought them used from Toad Hall Records in Rockford, IL).
First 8 Track Cassette .....Atomic Rooster - In Hearing of (I found it in a bargain bin of a "What Not Shop", bought it because it was Atomic Rooster and therfore would probably be awesome,...and I was right).
First commercially recorded cassette....Pink Floyd - The Wall (My mom came home with this one day while out shopping, my mom could be really cool sometimes).