Extract of a Letter to the Rev. Dr. Hales, F. R. S. from Governor Belcher's Lady; Dated Elizabeth Town, New-Jersey, Oct. 22, 1755; concerning an Extraordinary Motion in the Waters in the Lake Ontario in North-America

LXXVI. Extract of a Letter to the Rev. Dr. Hales, F. R. S. from Governor Belcher's Lady; dated Elizabeth town, New-Jersey, Oct. 22, 1755; concerning an extraordinary Motion in the Waters in the Lake Ontario in North-America. Read Feb. 19, 1756. I take this opportunity to acquaint you with a strange phenomenon of the lake Ontario, where general Shirley has posted himself with two thousand men, at fort Oswego. A person lately come from the camp reports, that about a fortnight since, that lake rose and fell five feet and half, three several times, in the space of half an hour. I wish I could send you a more particular account of it. LXXVII. An Extract of a Letter from Mons. Grovestins, Master of the Horse to his R. H. the Prince of Orange, Lieutenant-General, Commandant of the Forces, concerning an Earthquake felt by himself at the Hague, on Wednesday the 18th of Feb. 1756. Translated from the French, and communicated by the Rev. William Parker, D.D. F.R.S. Read Mar. 4, 1756. On Wednesday morning, twelve minutes after eight, we had a shock of an earthquake. I was then reading: my chair received