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Título: Robert H. Goddard's rocket.
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Diagram depicting Robert H. Goddard's rocket in its original form. The nose had a percussion cap and a charge of magnesium flash powder. The idea was that when the rocket hit the moon, an observer using a 12-inch reflector on earth could see the flash. Robert H. Goddard (1882-1945) an American engineer, professor, physicist, and inventor. Dated 20th century.
Crédito: Album / Universal Images Group / Universal History Archive
Tamaño imagen: 3678 × 5702 px | 60.0 MB
Tamaño impresión: 31.1 × 48.3 cm | 1448.0 × 2244.9 in (300 dpi)