"Unusual Tales", a series presenting Steve Ditko's comics from 1957 to 1959 that are in the public domain.
This story appears in the Snyder/Ditko publication TALES OF THE MYSTERIOUS TRAVELER #16 , so I'm only showing the first page below.
But before the story, some links:
Full length STATIC and MOCKER graphic novels still available
Articles on all facets of Ditko's career
Complete CREEPER hardcover now available
Click to embiggen