Rensselaer Semi-Weekly Republican, Volume 20, Number 54, Rensselaer, Jasper County, 10 March 1899 — The Earth’s Deepest Hole. [ARTICLE]

The Earth’s Deepest Hole.

.The deepest bole in the earth fcr near Ketscbau, Germany. It ia 5,735 feet hi depth, and is for geological resesrd| only. The drilling was begun in and stopped six years later because, the engineers wpre unable with their instruments to go deeper.