April 1950 sci-fi magazine Astounding Science Fiction, pulp cover art

Vintage early 1950s, pulp science fiction magazine, "Astounding Science Fiction" from April, 1950. The cover story for this issue is "The Wizard of Lin" by A.E. van Vogt.

This is in nice vintage condition. We don't know anything about grading pulp magazines, but this issue does have light wear and age. There is a "40" in ink on the bottom edge of the pages.