Marvel Comics

DOCTOR SPECTRUM (ROBERTS)

8

APPEARANCES

5

SERIES

FIRST APPEARANCE

The Defenders #13 cover

The Defenders #13

May 1974

Earliest catalogued appearance of Nebulon.

KEY APPEARANCES

All 8 appearances.

The Defenders #13 cover

The Defenders #13

Earliest catalogued appearance of Nebulon.

May 1974

No listings

The Defenders #14 cover

The Defenders #14

Jul 1974

No listings

Giant-Size Defenders #4 cover

Giant-Size Defenders #4

Apr 1975

No listings

The Defenders #36 cover

The Defenders #36

Jun 1976

No listings

The Avengers Annual #8 cover

The Avengers Annual #8

Dec 1978

No listings

The Last Defenders #5 cover

The Last Defenders #5

Sep 2008

No listings

The Last Defenders #6 cover

The Last Defenders #6

Oct 2008

No listings

Defenders: Strange Heroes #1 cover

Defenders: Strange Heroes #1

Feb 2012

No listings

CREATORS

Writers and artists on Doctor Spectrum (Roberts)'s earliest appearances.

Sal Buscema Jim Muñiz Joe Casey Klaus Janson Len Wein Roger Slifer Steve Gerber

SERIES

Defenders: Strange Heroes

Defenders: Strange Heroes

1 issue

Giant-Size Defenders

Giant-Size Defenders

5 issues

The Avengers Annual

The Avengers Annual

23 issues

The Defenders

The Defenders

152 issues

The Last Defenders

The Last Defenders

6 issues