SF Encyclopedia Picture Gallery
Harl Vincent. The Copper-Clad World (Rockville, Maryland: Wildside Press, 2009) [chap: dos: first appeared in Astounding, Sep1931: pb/Catmando]
From the collection of Roger Robinson
Harl Vincent. The Copper-Clad World (Rockville, Maryland: Wildside Press, 2009) [chap: dos: first appeared in Astounding, Sep1931: pb/Catmando]
From the collection of Roger Robinson