Resources

Understanding Edison Matrix and Take Markings

Berliner Gramophone Co.

Berliner Gramophone Records: American Issues, 1892-1900 - Credits and Introductory Essays by Paul Charosh.
Introduction to the Berliner Section of James R. Smart's Sousa Band Discography.

Brunswick Records

Brunswick Records: A Discography of Recordings, 1916-1931 - Credits and Introductory Essays by Ross Laird.

Columbia Records

The Columbia Master Book Discography - Credits and Introductory Essays by Tim Brooks and Brian Rust.

Decca Records

The Decca Labels: A Discography - Compiled by Michel Ruppli

Edison Records

Edison Records - Essays and Playlists

Leeds & Catlin Records

Leeds & Catlin Records - William R. Bryant; edited and annotated by Allan Sutton

OKeh Records

Discography of OKeh Records, 1918-1934 - Credits and Introductory Essays by Ross Laird and Brian Rust.

Victor Talking Machine Co./RCA Victor/Bluebird

Discographies
Historical Documents
Essays and Articles

Zonophone Records

The American Zonophone Discography: Volume I, Ten- and Twelve-Inch Popular Series (1904–1912) - William R. Bryant ; Edited and with an introduction by Allan Sutton
The American Zonophone Discography: Volume II, Seven-, Nine-, and First Ten-Inch Series (General Catalog, 1900–1905) - William R. Bryant ; Edited and with an introduction by Allan Sutton