Analysis of information sources in references of the Wikipedia article "Gardner Fox" in English language version.
Adventure Comics #40 wasn't quite the character's first appearance, though. The 1939 issue of New York World's Fair Comics, an extra-big anthology DC put out to capitalize on the eponymous event, contained a Sandman story, and probably hit the stands a week or two before his first Adventure story (though the one in Adventure is believed to have been written and drawn earlier).
{{cite book}}: |first2= has generic name (help)CS1 maint: multiple names: authors list (link)Who was E.C. Stoner? A pseudonym? Noted comic writer Gardner Fox, a lawyer at the time, has also been credited with creating the character. Certainly, he wrote some of the stories.
Adventure Comics #40 wasn't quite the character's first appearance, though. The 1939 issue of New York World's Fair Comics, an extra-big anthology DC put out to capitalize on the eponymous event, contained a Sandman story, and probably hit the stands a week or two before his first Adventure story (though the one in Adventure is believed to have been written and drawn earlier).
Who was E.C. Stoner? A pseudonym? Noted comic writer Gardner Fox, a lawyer at the time, has also been credited with creating the character. Certainly, he wrote some of the stories.