By: Joshua Glenn

1916 French poster: Les Mysteres Du Ciel.

By: Joshua Glenn

DIP OF DEATH (1905)

By: Joshua Glenn

OUHA, KING OF THE APES (1923)

By: Joshua Glenn

Thea Von Harbou’s METROPOLIS (1928)

By: Joshua Glenn

1922 Dutch edition of Burroughs’s THUVIA

By: Joshua Glenn

The Death Ray (1925)

By: Joshua Glenn

The Crimson Stain (1916)

By: Joshua Glenn

Der Orchideen­garten (1919)

By: Joshua Glenn

Cyril E. Power, “The Vortex” (1929)

By: Joshua Glenn

“Speedway” (1934)

By: Joshua Glenn

“Young Man on Bicycle Roller Skates (1905)”

By: Joshua Glenn

Car Radio (1924)

By: Joshua Glenn

Planeten­bahnen (1920)

By: Joshua Glenn

German body-building manual (1929)

By: Joshua Glenn

Black pilot c. 1910