1-6 published by Harry A. Chesler/Dynamic
7-9 published by Ultem
10-11 published by Centaur
numbering continues as Cowboy Comics (Centaur, 1938 series) #v1#13
— Description from Comic Vine community (comicvine.gamespot.com · https://comicvine.gamespot.com/star-ranger/4050-64179/).
