Two expeditions are trying to reach the Lost City of Zoloz — one headed by Professor Davidson, a scientist who wants to establish an archaeological site, and the other by…

A town bedeviled with outlaws sends for Hoppy, Lucky and California after their own vigilante committee fails to solve the towns problems. Hoppy discovers that the bad guys are led…

An adventure serial presented in 12 chapters. Inventor Thomas Edmunds uses a super plane, ‘The Phantom,’ to protect his new anti-gravity invention, the Contragrav, from theft.