Pulp Parade #272: Curse you, giant lady illusion!

Pulp Parade #271: "And that, ma'am is how we deal with lustful tentacle monsters here in America!"
Pulp Parade #273: Ugh! Fantasy! At least it has latex gowns and bubbles

This is Amazing Stories for March 1950, cover by Robert Gibson Jones. The ISFDB entry for this issue is here. I found this version of the cover at Pulp Covers. You can read and download the entire issue from the Internet Archive.