[Robert Bolton, Jr. (1848)] p. 47. COUNTY OF WESTCHESTER. 71 derbarrach, Rahway Hook, and the entrance to the Highlands; directly opposite is Caldwell's Landing in Rockland county, with which the \V^estchester shore is connected by a ferry. Across this ferry the American troops were frequently transported during the Revolution. In the vicinity of the landing there was formerly a silver mine in operation; the following register of its discovery occurs in the Secretary of State's office. No. 8 name of Discoverer. In ivhich County. Recorded. Book. Page. Gilbert Weeks. W. C. Co., town of March 16, 26. 190. Cortlandt, within a 1796. quarter of a mile of Peekskill landing, on the north side of McGregory's brook silver ore. Numerous minerals are also found in this neighborhood, such as Epidote, Garnet, &c. Sphene is said to have been discovered near Peekskill in an aggregate of quartz. Sulphate of barytes exists in the region of Anthony's Nose. Gregory's brook (sometimes called Magrigarie's creek,) rises in Magrigarie's pond, a few miles east of the village. This rapid stream, after flowing through a deep and wooded glen, empties into the Hudson near the landing place. The romantic hills which abound in the immediate vicinity of Peekskill are many of them connected with stirring events dur-ing the revolutionary war.