History of Westchester County, New York — Passage 284
[J. Thomas Scharf (1886)] The stores of sand and clay with which the bricks are manufactured are very extensive-The propor-tions used are about two-thirds clay and one-third sand. The sand lies over the clay in masses from ten to thirty feet deep, and the clay varies in depth in a Clarence J. Conover, a prominent lawyer of Freehold, j like manner. N. J.; Frank, deceased; Clarence L.; and Angelo. A quarry of blue limestone on the north side of the Most of the sons are now in business at Verplanck's Point, and several of them have a very honorable record as soldiers in the late war. William M. was Point furnishes stone which is crushed into various sizes, and used for macadamizing and covering roads and for making concrete pavements. Further north-captain of Company A, Twenty -seventh Regiment east is a quarry from which flux for blast furnaces is