Golden Age Wonder Woman
Just two panels today, from Sensation Comics #31, 1944.
Okay, how "secret" is she now that she's been announced that way? Also, when did Diana Prince become promoted from "Colonel's secretary" to "secret agent"?
Um, yeah. This story is about Grow-Down land, a sort of through-the-looking-glass place where children rule. The story makes very little sense, unsurprisingly.