Jazz Resources

Major discographies:

Jazz Discography Project covers mostly bebop and post-bop, 1940s through 1970s

The Jazz Discography by Tom Lord requires a paid subscription (or can be purchased in CD-ROM format). Includes session and sidemen data from 1913ish to present.

Jazz and Ragtime Records, 1897-1942 by Brian Rust is available in a "free personal-use edition" as a PDF download.