Vietnam or Thailand ? Vote for the TOP Country of the Week !
Updated: May 3, 2025
The experiments of the pendulum made at the observatory, with extreme care, by BORDA, MECHAIN, and CASSINI, with a new apparatus, constructed by LENOIR, shewed the pendulum to be 0.99385 of the metre, on reducing it to the freezing point, and in vacuo: this would be sufficient for finding again the metre, though all the standards were changed or lost.
Word Of The Day
Others Looking