Doctor Spectrum
Joe Ledger

Religion: not determined yet

Name: Doctor Spectrum

Alter Ego: Joe Ledger

Other Names: Joseph "Joe" Ledger; Doctor Spectrum I

Classification:  hero  

Publisher(s):

First Appearance: The Avengers (vol. 1) #85 (Feb. 1971): "The World is Not for Burning!"

Creators: Roy Thomas, Len Wein, John Buscema, Frank Giacoia

Super? (Has Super Powers/Special Abilities/Technology): Yes

Number of Appearances: 139

Teams/Affiliations: Squadron Sinister; Squadron Supreme

Gender: male

This character is in the following 16 stories which have been indexed by this website:
The Avengers

The Avengers (vol. 1) #85 (Feb. 1971): "The World is Not for Burning!"
The Avengers (vol. 1) #86 (Mar. 1971): "Brain-Child to the Dark Tower Came"

Captain America (vol. 1) #314 (Feb. 1986): "Asylum" (cameo)
The Defenders

The Defenders (vol. 1) #112 (Oct. 1982): "Strange Visitor from Another Planet!"
The Defenders (vol. 1) #113 (Nov. 1982): "Moon Madness!"
The Defenders (vol. 1) #114 (Dec. 1982): "Dance of Darkness/Dance of Light!"

Fantastic Four (vol. 3) #49 (Jan. 2002): "Dark Victory" (alternative reality version)
Giant-Size Defenders #5 (July 1975): "Eelar Moves in Mysterious Ways!" (cameo)
JLA #14 (Jan. 1998): "Rock of Ages, Part Five: Twilight of the Gods" (construct)
Marvel Age Annual #1 (Jan. 1985)
New Thunderbolts

New Thunderbolts #7 (June 2005): "Modern Marvels" (cameo)
New Thunderbolts #15 (Jan. 2006): "Does Anyone Remember the Squadron Sinister?" (cameo)

Sleepwalker #7 (Dec. 1991): "The Ties That Bind!" (cameo)
Supreme Power (vol. 1) #1 (Oct. 2003): "Contact"
Thunderbolts (vol. 1) #46 (Jan. 2001): "Heart and Soul" (cameo)
Web of Spider-Man Annual (vol. 1) #5 (1989): "The Saga of the Serpent Crown: Ch. 11"

Suggested links for further research about this character:
  - http://www.comicvine.com/dr-spectrum/29-7212/
  - http://en.wikipedia.org/wiki/List_of_Squadron_Supreme_members
  - http://www.marvunapp.com/master/docrdocz.htm
  - http://www.marvunapp.com/master/sqss.htm
  - http://www.comicboards.com/marvelguide/earth-s.html