I'm only going to nominate my favorite album among the list of my favourite bands ,and then some albums which IMHO stand out from bands I didn't have on my original favourite bands list.
In the Land of Grey and Pink -- Caravan
Never Mind the Bollocks ... -- Sex Pistols
Get This in Ya -- The Chats
Crime of the Century -- Supertramp
Derek & Clive (Live)
Selling England by the Pound -- Genesis
Aqualung -- Jethro Tull
Beer Sex Chips 'N' Gravy -- The Macc Lads
Led Zeppelin IV
Machine Head -- Deep Purple
Sabbath bloody Sabbath -- Black Sabbath