Can any of our friends in Boston give us an abstract of Prof. Pierce's lecture before the American Academy of Sciences on the Rriesson ship, wherein he proved that it moved with half a pound pressure below 0, on the square inch. The people in Canada complain that the mails from the United States are delayed beyond endurance. They have sent a Commissioner to Washington about it. Australian gold is said to be worth more than A per ounce.
This article was originally published with the title "The Ericsson Lecture in Boston"