Cartoon: "The professor is busy now. Won't you step in and wait?"

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Overview:

Title: Cartoon: "The professor is busy now. Won't you step in and wait?"
Author: Magarian
Year: 1942
Type: Interior Art

Editions/Publications:

Unknown. Amazing Stories, May 1942 (Unknown, Magarian, Ziff-Davis Publishing Company, $0.25, 276 pages, pulp, MAGAZINE)