|Location of Publication||New York, New York|
|Story Location||Earth-S: USA; A coal mine in an unknown American city, New York: New York City; Manhattan, United Nations Building, India; A small European nation, Antarctica|
|Notes||Reprinted Issues: |
1st story: Captain Marvel Adventures Vol 1 #149, October, 1953; "Captain Marvel's Most Difficult Task"
2nd story: Marvel Family Vol 1 #19, January, 1948; Mary Marvel, "The Triton and the Tunnel"