Banner Golden Anniversary this year for a whole bunch of albums, and here are some in no particular order:
1. Yes, "Time and a Word"
2. First Emerson, Lake, and Palmer album
3. Genesis, "Trespass"
4. Jethro Tull, "Benefit"
5. King Crimson, "In the Wake of the Poseidon"
6. Crosby, Stills, Nash, & Young, "Deja Vu"
7. First Gentle Giant album
8. Soft Machine, "Third"
9. The Move, "Looking On"
10. Van Der Graaf Generator, "The Least We Can Do Is Wave to Each Other"
11. Van Der Graaf Generator, "H to He: Who Am the Only One"
12. Black Sabbath, "Paranoid"
13. Pink Floyd, "Atom Heart Mother"
14. Steeleye Span, "Hark! The Village Wait"
15. Frank Zappa, "Burnt Weenie Sandwich"
16. Frank Zappa, "Weasels Ripped My Flesh"
17. Frank Zappa, "Chunga's Revenge"
18. The Mighty Groundhogs, "Thank Christ for the Bomb"
19. Miles Davis, "Bitches Brew"
20. Santana, "Abraxas"
21. Led Zeppelin,"III"
22. Neil Young, "After the Gold Rush"
23. Grateful Dead, "Workingman's Dead"
24. Grateful Dead, "American Beauty"
25. Creedence Clearwater Revival, "Cosmo's Factory"
26. Beatles, "Let it Be"
27. Kinks, "Lola versus Powerman and Superman"
28. Simon & Garfunkel, "Bridge Over Troubled Water"
I will try to think of more. That is already a whole lot of classic albums.