1938
The Great Telescope
With the munificent contributions to a general fund, amounting to two million dollars, by the English, American and French Governments, the greatest telescope which the world has ever known was constructed in Paris. Its lenses measured more than two meters in diameter which, combined with a mammoth revolving camera obscura, brought the moon and some of the planets within the range of visual observation, revealing on Venus and Mars the existence of vegetation and moving objects.
1939
The Earth An Electric Motor
Emil Flammarion, the worthy grandson of the eminent French astronomer, demonstrated by an extremely clever mechanical contrivance in Vacuo, that the Earth was merely an electric Motor in space!