| Issue | #41 |
| Published | December 1965 |
| Cover Price | 0.12 USD |
| Pages | 36 |
| Editing | Julius Schwartz |
| Notes | Contains a letters page. Two different letters note that Justice League of America 37 was written by Gardner Fox: the editor does not refute this. |
| Characters | Superman; Wonder Woman; Martian Manhunter [J'onn J'onzz]; Hawkman [Katar Hol]; The Key |
| Genre | superhero |
| Pencils | Mike Sekowsky |
| Inks | Murphy Anderson |
| Letters | Ira Schnapp |
| Notes | Cover title and notes from Donald Dale Milne on 5 September 2004. Pencilling and inking credits per Julius Schwartz' editorial records. Inking formerly credited to Murphy Anderson and Bernard Sachs. Lettering credit from reprint in JLA Archives. |
| Reprinted | in Justice League of America Archives, The (DC, 1992 series) #6 |
| Synopsis | Shows the importance of UNESCO funding in building schools in Africa. |
| Genre | Fact |
| Script | Jack Schiff ? |
| Pencils | Sheldon Moldoff |
| Inks | Sheldon Moldoff |
| Editing | Ira Schnapp |
| Notes | Printed in black-and-white on inside front cover. Credits information from Lionel English via Donald Dale Milne on 5 September 2004; other information on this sequence from Donald Dale Milne on 5 September 2004. |
| Characters | Aquaman [Arthur Curry] (1 panel cameo, NO speaking or action part); Green Arrow [Oliver Queen] (1 panel cameo, NO speaking or action part); Atom [Ray Palmer]; Batman [Bruce Wayne]; Flash [Barry Allen]; Green Lantern [Hal Jordan]; Hawkman [Katar Hol]; Hawkwoman [Shayera Hol] (as Hawkgirl); Martian Manhunter [J'onn J'onzz]; Lucas 'Snapper' Carr; Superman [Kal-El aka. Clark Kent]; Wonder Woman (all as the Justice League of America/JLA); Monarch Butterfly crooks; Robin [Dick Grayson]; Sandy Salters; The Invisible Destroyer; The Key (villain); The Wrecker; Weather Wizard |
| Synopsis | The Key administers a psycho-chemical to the JLA which forces them to disband and become unable to see his henchmen commit robberies. However, they are returned to normal when Hawkgirl discovers the situation, and go on to defeat The Key. Notes field: Hawkman uses the Absorbascon to discover the secret identities of the JLA members. |
| Genre | superhero |
| Script | Gardner Fox |
| Pencils | Mike Sekowsky |
| Inks | Bernard Sachs |
| Letters | Joe Letterese |
| Notes | References Detective Comics 197, Showcase 23. Credits from "The Official Justice League Of America Index" 2 (and original indexer). Title punctuation correction, character appearances, synopsis, and notes from Donald Dale Milne on 5 September 2004. Lettering credit from reprint in JLA Archives. Credits for script, pencils and inks confirmed from Julius Schwartz's editorial records, provided by DC Comics (May 2007). |
| Reprinted | in Justice League of America Archives, The (DC, 1992 series) #6 |
| Characters | Cap; unnamed boy; unnamed boy's father |
| Synopsis | A boy is inspired by the trade-in his father receives when buying a new car, and attempts to get a trade-in from Cap for a model he has already assembled. |
| Genre | Gag |
| Script | Henry Boltinoff |
| Pencils | Henry Boltinoff |
| Inks | Henry Boltinoff |
| Letters | Henry Boltinoff |
| Editing | Julius Schwartz |
| Notes | Information on this sequence from Donald Dale Milne on 5 September 2004. |