Vietnam or Thailand ? Vote for the TOP Country of the Week !
Updated: May 28, 2025
Each of his copper balls was to be about 25 feet in diameter, with the thickness of only the 225th part of an inch, the metal weighing 365 pounds avoirdupois, while the weight of the air which it should contain would be about 670 pounds, leaving, after a vacuum had been formed, an excess of 305 pounds for the power of ascension.
Word Of The Day
Others Looking