[Olog-hai]

That symbol goes all throughout the continent of Asia too, including the Indians from India. There are two Han (Chinese) character versions of it as well: 卐 and 卍.

The pic with Jackie (then Bouvier) wearing the Campfire Girl costume in question dates to 1941, FWICS.

[hanamizu]

First time I went to Japan I was taken aback by all of the swastikas I saw in Buddhist temples (or were they Shinto shrines?). It is eye-opening to see that the symbol is not associated with evil everywhere in the world.