The artist also signs - as "Novick" - on the final page.
Art is identical to Volpe's many signed and unsigned Loop Logan stories in Blue Ribbon Comics, from #4. He can be spotted by his very realistic horses in #13, bony faces with marked cheek lines and mouth inked in two short lines. Also the small lines on each side of nose or smiling cheeks. Compare as well his signed London stories in Daredevil Comics #9 and 10 (Lev Gleason)
This is the final appearance of the "Kalthar" feature.
Sandell possibly used house name: CLIFF CAMPBELL. Harry Shorten also may have used this name as house name in comics, after Jerry Bails' Who's Who
Formerly credited to "Abner Sundell", using the logic given above. But the previous story has identical credits - "Meskin and Campbell" - and is attributable to Harry Campbell, per the Who's Who. This story is also likely to be by the same man.
This is the final appearance of the "Mr. Satan" feature.
There is no writer credit.