I've a lot of double vinyl's and CD's in my collection.
There's stuff in it by labels such as Tsunami, A State Of Trance, In Trance We Trust, Soundpiercing, Dedicated, Armind, Yakuza, Galactive and more...

Also for sale is a lot of rare stuff by a dude called Ferry Corsten!

Check it out here:

http://www.discogs.com/sell/byseller?seller=dancemania

If you have any questions, feel free to put them here in the forum and I'll try to reply as soon as possible!

Thanks!