Democratic Sentinel, Volume 15, Number 26, Rensselaer, Jasper County, 17 July 1891 — Depth of the Ocean. [ARTICLE]

Depth of the Ocean.

The greatest depth of the ocean which has been ascertained by the sounding is five miles and a quarter feet or 4,620 fathoms) and quite equal to the height of the highest known mountain, Mount Everest, which measure * 2y.002 feet or five and a half miles high. The average depth between 60 degrees north and 60 degrees south is nearly three miles.