First Edition stated. Ricca dustjacket art. Bleiler listed fantasy novel. "Here is a tale of weird, mysterious adventure, of international intrigues and infernal engines the like of which the world has never seen. Major James Schuyler Grim, has set himself the task of ferreting out one Dorje, self styled 'King of the World', a mysterious power whose agents, armed with a new poison gas and with electric bombs of ghastly ferocity, are rapidly spreading through the world, scattering destruction and panic". Very Good in Very Good dustjacket, some shallow edge chips.