Here's some links to great DooWop sites:
If you want to buy DooWop music, check out DooWop ShooBop
I can't say enough good things about The Rhythm and Blues Highway.
The Vocal Group Harmony Web site has many pages of interest. You will also find links to on-line DooWop music broadcasts and other great stuff.
The Official Dion Web Site and The Dion DiMucci Information Exchange willl tell you much about Dion, the man from The Bronx, and his music.

Rhino Records has put together some outstanding DooWop music collections.
Ace Records of England has many DooWop collections available.
You'll find more goodies on CD from Collectables Records!
Also Collectors Choice Music offers great DooWop music in their catalog and on-line store.

If you thought they didn't make Lionel Trains, think again.
The Lionel Trains Horizontal Rules page has been an insperation to me and my web page design. Check Charlies site for yourself.