| Title | Pages | Publication | Code | Date | Publisher | System (Setting) |
|---|
 100 Things to Find on Someone in the 1950s | |  100 Things to Find on Someone in the 1950s | | 2018 | Pink Dice Bag Publishing | Call of Cthulhu (Atomic) | |
 1950s NPC Generator | | 1950s NPC Generator | | 2021 | Pink Dice Bag Publishing | Call of Cthulhu (Atomic) | |
 1950s Sinister Seeds | 183-185 |  Atomic-Age Cthulhu | CHA23122 | 2013 | Chaosium | Call of Cthulhu (Atomic) | 1950s |
| 1950s Sourcebook | 186-212 | Atomic-Age Cthulhu | CHA23122 | 2013 | Chaosium | Call of Cthulhu (Atomic) | |
| The Atomic Beast | | The Atomic Beast | | 2011 | Chaosium | Call of Cthulhu (Atomic) | 1954 |
| Calvin's Ranch, Powell, New Mexico | 23-32 | A Handful of Dust | | 2003 | Pagan Publishing | Call of Cthulhu (Atomic) | New Mexico; 1945; July |
| The Confessions of St Augustine, Chapter CCLXVIII | 49-62 | Dead Leaves Fall | CHA0406 | 2011 | Chaosium | Call of Cthulhu (Atomic) | Connecticut; 1950 |
| Cotton Eyed Joe | | Cotton Eyed Joe | | Oct 2023 | Chaosium | Call of Cthulhu (Atomic) | Louisiana; June; 1956 |
| Destroying Paradise, Hawaiian Style | 156-182 | Atomic-Age Cthulhu | CHA23122 | 2013 | Chaosium | Call of Cthulhu (Atomic) | Hawaii; 1957; Deep One |
| Electric Hoe-Down of the Atomic Reptile Bikini-Women, in 3D! | 99-105 |  Worlds of Cthulhu | 4 | Jan 2006 | Pegasus Press | Call of Cthulhu (Atomic) | Texas; July |
| FBI Headquarters, Washington DC | 9-12 | A Handful of Dust | | 2003 | Pagan Publishing | Call of Cthulhu (Atomic) | Washington DC; July; 1945 |
| Forgotten Wars | 85-107 | Atomic-Age Cthulhu | CHA23122 | 2013 | Chaosium | Call of Cthulhu (Atomic) | South Korea; 1951; Summer; Great Race of Yith; Star Spawn of Cthulhu |
| Fresh Off the Bus | Aug 2017 |  Reckoning of the Dead | | | Self Published | Call of Cthulhu (Atomic) | Texas; 1950s |
| A FRIEND - Horror - Cthulhu | | A FRIEND - Horror - Cthulhu | | Oct 2020 | Chaosium | Call of Cthulhu (Atomic) | New England; 1957 |
| Georgia On My Mind | | Georgia On My Mind | | Nov 2020 | Chaosium | Call of Cthulhu (Atomic) | Georgia state; 1953; Mi-Go |
| I was a Teenage Cthulhu Chaser! | 72-95 | The Unspeakable Oath | 8/9 | Jun 1993 | Pagan Publishing | Call of Cthulhu (Atomic) | |
| Just a Suggestion | May 2019 | Reckoning of the Dead | | | Self Published | Call of Cthulhu (Atomic) | Los Angeles; 1940s |
| L.A. Diabolical | 129-155 | Atomic-Age Cthulhu | CHA23122 | 2013 | Chaosium | Call of Cthulhu (Atomic) | Los Angeles; 1950s; Nightgaunt |
| Powell, Highway 54, New Mexico | 13-22 | A Handful of Dust | | 2003 | Pagan Publishing | Call of Cthulhu (Atomic) | New Mexico; July; 1945 |
| The Return of Old Reliable | 60-84 | Atomic-Age Cthulhu | CHA23122 | 2013 | Chaosium | Call of Cthulhu (Atomic) | Florida; December; 1958; Greater Race |
| Rollers | Dec 2017 | Reckoning of the Dead | | | Self Published | Call of Cthulhu (Atomic) | California; 1967; Summer |
| Route 666: Three Strikes You're Out | | Route 666: Three Strikes You're Out | | Apr 2021 | Chaosium | Call of Cthulhu (Atomic) | Chicago; September; 1955 |
| Saucer Attack 1928!: The Dunwich 'Horror' | 4-5 | The Unspeakable Oath | 21 | Jul 2012 | Pagan Publishing | Call of Cthulhu (Atomic) | |
| Saucer Attack 1928!: The Dunwich 'Horror' | 216-218 | Old Ones Rising | | 2017 | Arc Dream Publishing | Call of Cthulhu (Atomic) | |
| Scary Monsters and Super Creeps | 18-22 | Different Worlds | 44 | Nov 1986 | Chaosium | Call of Cthulhu (Now), Call of Cthulhu (Atomic) | |
| Seizure | |  Chaosium Digest | v35n07 | Jan 2002 | Chaosium | Call of Cthulhu (Atomic) | Arkham; 1962 |
| Seizure | | RPG Archive | | | Self Published | Call of Cthulhu (Atomic) | Arkham; 1962 |
| Suicide Hour | Oct 2017 | Reckoning of the Dead | | | Self Published | Call of Cthulhu (Atomic) | New York; Winter; 1947 |
| This Village was Made for Us | 6-35 | Atomic-Age Cthulhu | CHA23122 | 2013 | Chaosium | Call of Cthulhu (Atomic) | Washington; Summer; 1955; Great Old One; Star Vampire; Insect from Shaggai |
| Those the Comet Brings | 1-14 | Those the Comet Brings | | Aug 2021 | Self Published | Call of Cthulhu (Atomic), GURPS (Horror) | New Jersey; 1951; August |
| TV Casualties | 36-59 | Atomic-Age Cthulhu | CHA23122 | 2013 | Chaosium | Call of Cthulhu (Atomic) | 1950s; Nyarlathotep |
| Well of Rhagorthua, Powell, New Mexico | 33 | A Handful of Dust | | 2003 | Pagan Publishing | Call of Cthulhu (Atomic) | New Mexico; 1945; July |
| Without Warning | | Without Warning | | Mar 2021 | Chaosium | Call of Cthulhu (Atomic) | Canada; November; 1957 |
