| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | mid-Dec | |
| Winter | Spring | Summer | Fall | Winter | |||||||||
| 2006 | #1 Jul |
||||||||||||
| 2007 | #2 Jul |
||||||||||||
Publishers: Hillman Periodicals, Inc.; Chicago.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | mid-Dec | |
| Winter | Spring | Summer | Fall | Winter | |||||||||
| 1950 | v1 #1 Dec |
||||||||||||
| 1951 | v1 #2 Jan |
v1 #3 Feb |
|||||||||||
Worlds Lost...Time Forgotten (about)
Fanzine.
Publishers: John W. Smith; Alhabra, IL.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | mid-Dec | |
| Winter | Spring | Summer | Fall | Winter | |||||||||
| 198? | # 1 | ||||||||||||
| 1980 | # 2 |
||||||||||||
| 1981 | # 3 |
||||||||||||
Worlds of Fantasy (1950) (about)
Publishers: John Spencer & Co.; London, England, #1 50 #14 54.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | mid-Dec | |
| Winter | Spring | Summer | Fall | Winter | |||||||||
| 1950 | # 1 |
# 2 |
# 3 |
||||||||||
| 1951 | # 4 |
||||||||||||
| 1952 | # 5 |
# 6 |
# 7 |
||||||||||
| 1953 | # 8 |
# 9 |
#10 |
#11 |
|||||||||
| 1954 | #12 |
#13 |
#14 |
||||||||||
Worlds of Fantasy (1968) (about)
Publishers: Galaxy Publishing Corp.; New York, #1; Universal Publishing & Distributing Corporation; New York, #2; UPD Publishing Corp.; New York, #3, 4.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | mid-Dec | |
| Winter | Spring | Summer | Fall | Winter | |||||||||
| 1968 | v 1 #1 |
||||||||||||
| 1970 | v 1 #2 |
v 1 #3 Winter 70/71 |
|||||||||||
| 1971 | v 1 #4 Spring |
||||||||||||
Worlds of Fantasy & Horror (about)
--- see under Weird Tales.
--- see under If.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | mid-Dec | |
| Winter | Spring | Summer | Fall | Winter | |||||||||
| 2016 | # 1 |
||||||||||||
| 2017 | # 2 |
||||||||||||
| 2019 | # 3 |
||||||||||||
Worlds of the Universe (about)
Publishers: Gould Light Publishing Company; London, England.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | mid-Dec | |
| Winter | Spring | Summer | Fall | Winter | |||||||||
| 1953 | v 1 #1 |
||||||||||||
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | mid-Dec | |
| Winter | Spring | Summer | Fall | Winter | |||||||||
| 2015 | # 1 |
# 2 |
|||||||||||
| 2016 | # 3 |
# 4 |
|||||||||||
| 2017 | # 5 |
||||||||||||
Suspended from 1967 to 1970, during which time it was incorporated into If.
Publishers: The Barmaray Co., Inc.; New York, Apr 1963; Galaxy Publishing Corp.; New York, Jun 1963 May 1967; Universal Publishing & Distributing Corporation; New York, #24; UPD Publishing Corp.; New York, Win 1970 Spr 1971.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | mid-Dec | |
| Winter | Spring | Summer | Fall | Winter | |||||||||
| 1963 | v1 #1 Apr |
v1 #2 Jun |
v1 #3 Aug |
v1 #4 Oct |
v1 #5 Dec |
||||||||
| 1964 | v1 #6 Feb |
v2 #1 Apr |
v2 #2 Jun |
v2 #3 Aug |
v2 #4 #10 Nov |
||||||||
| 1965 | v2 #5 #11 Jan |
v2 #6 #12 Mar |
v3 #1 #13 May |
v3 #2 #14 Jul |
v3 #3 #15 Sep |
v3 #4 #16 Nov |
|||||||
| 1966 | v3 #5 #17 Jan |
v3 #6 #18 Mar |
v3 #7 #19 May |
v4 #1 #20 Aug |
v4 #2 #21 Nov |
||||||||
| 1967 | v4 #3 #22 Feb |
v4 #4 #23 May |
|||||||||||
| 1970 | v5 #1 #24 |
v5 #2 #25 Winter |
|||||||||||
| 1971 | v5 #3 #26 Spring |
||||||||||||