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.

Review: All About Jazz - New York - 200903, PDF, Jazz

DENNY ZEITLIN - Soundings - in Shrink 1978 Vinyl Lp N/M

Denny Zeitlin - Free Improv/What Is This Thing Called Love

Denny Zeitlin: “The Heart of the Matter.” - Musicians Union Local Six

Denny Zeitlin

Record Collector Issue 523 October 2021, PDF

Grateful Dead Family Discography: Keystone Korner Discography

Denny Zeitlin: Nothing Halfway article @ All About Jazz

Denny Zeitlin: Nothing Halfway article @ All About Jazz

JazzProfiles: Denny Zeitlin - Early Wayne

Denny Zeitlin - Free Improv/What Is This Thing Called Love

Denny Zeitlin With George Marsh And Mel Graves – Expansion (1975, Vinyl) - Discogs