Denny Zeitlin LP-Soundings/ Free Improvisations Solo Piano-1750 Arch Records

The inner sleeve is either plastic or cellophane. The gentleman had his own filing system of his collection & every sleeve and/or box is labeled. You can see that label in the photos that I've uploaded.

Music

DENNY ZEITLIN Soundings LP 1750 Arch Records S-1770 NM Vinyl Album

Pianist Zeitlin marks first album's 50th anniversary – The Mercury News

Denny Zeitlin – The Name of This Terrain (1969) – from Now-Again Reser – Rappcats

OUT-OF-PRINT JAZZ LP LIST! SOME RARE - Delmark Records

JazzProfiles: Denny Zeitlin - Early Wayne

Jazz pianist Denny Zeitlin has developed a vision of mind-blowing breadth - Chicago Reader

Denny Zeitlin

Grateful Dead Family Discography: Keystone Korner Discography

Grateful Dead Family Discography: Keystone Korner Discography