Comic Title: Doorway to Nightmare #4
Publisher: DC (DC Comics Inc.)
Address: 75 Rockefeller Plaza, New York, NY
Cover Date: Jul/Aug 1978
On Sale Date: April 4, 1978 Newsstand Date April 4, 1978
Source: DC Coming Attractions, #17

Copyright Date April 4, 1978
Source: Library of Congress, Copyright Office 1978

Newsstand Date April 4, 1978
Source: Comic Reader, #155

Newsstand Date April 3, 1978
Source: Daily Planet, Vol. 78 #13
Listed as on sale the week of April 3rd

Shipping Date March 14, 1978
Source: DC Coming Attractions, #17
Shipping the week of March 14th

Frequency: Bi-monthly
Cover Price: $0.35
Page Count: 32
Editor: Jack C. Harris

Title: "Six Claws of the Dragon"
Pages: 17

Feature(s):
Madame Xanadu

Writer: Catherine Barrett Andrews
Writer: Stuart Hopen
Artist: Johnny Craig
Letterer: John E. Workman, Jr.
Colorist: Adrienne Roy

Feature Character(s)

• Madame Xanadu (last appearance in Doorway to Nightmare #3; next appearance in Doorway to Nightmare #5)