Irreplacable treasures?


What do you consider to be some of your greatest or favorite LPs, CDs, eight tracks, that you would never get rid of, or give away?
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I have a sealed MoFi UHQR of Alan Parsons "I Robot". This record has been with me for 20 years and is in absolute mint condition - no marks or tears on the sealed wrap. I keep it displyed on a high shelf to preserve the condition. I also have an opened UHQR copy to play.
Half of my record collection is not for sale or exchange ever:

1. Can... a complete collection of records and CDs throughout their existance.

2. Irmin Schmidt's (Can's keyboards and piano) Filmmusik complete collection(albums 1 thru 5).

3. Fish 4 Fish band only created two albums one I have on CD- Divin' and another on record which is self-titled

4. A complete CMP jazz collection albums 1 through 7.
5. A complete Pekka Pohjola albums.

6. A complete David Sylvian.
My complete collection of first pressing Beatle albums on Capitol and Apple including the Butcher album. Each was purchased within 7 days of release.
Bootleg on vinyl of Blind Faith's short lived tour. Sounds pretty bad, but it's great to hear Ginger introduce "The Reverend Eric Clapton" at the beginning of "Presence of the Lord".