Random typing....
Albums:
In the Land of Grey and Pink - Caravan
Breathless - Camel
Ashes Are Burning - Renaissance
A Song For All Seasons - Renaissance
Tubular Bells (original) - Mike Oldfield
(debut album) - Focus
Phaedra - Tangerine Dream
Force Majeure - Tangerine Dream
something - The Moody Blues
anything by Marillion
Artists:
ex-Genesis -- early Peter Gabriel, Steve Hackett, Anthony Phillips
ex-Yes -- Rick Wakeman, Chris Squire
A prog rock guide with reviews:
http://www.progressiverock.com/
Also check out
ProgArchives.com (home link for the site Flint provided above)