Facebook Group – Duke Ellington Central, TDES New York
Facebook Group – Duke Ellington
Facebook Group – Cootie Williams
Facebook Group – Paul Gonsalves
The Official Billy Strayhorn Website
The Duke – Where and When, A Chronicle of Duke Ellington’s Working Life and Travels
Ellingtonia – A Duke Ellington Discography
Duke Ellington Society – New York Chapter
Duke Ellington Society – Southern California Chapter
Duke Ellington Society – UK Chapter
Duke Ellington Society of Sweden
Duke Ellington Society – Toronto Chapter
Ellington Reflections 