wafferdin's

Updated: May 26, 2025

But Barbicane had furnished himself with a spirit thermometer on Wafferdin's system, which gives the minima of excessively low temperatures. Before beginning the experiment, this instrument was compared with an ordinary one, and then Barbicane prepared to use it. "How shall we set about it?" asked Nicholl. "Nothing is easier," replied Michel Ardan, who was never at a loss.

Jules Verne - From the Earth to the Moon; and, Round the Moon