A History of the County of Westchester, Vol. II
The Pine's briiige road leading south from Crompond, affords magnificent views of the rich and fertile country bordering the Croton River, together with the village of Yorktown, and the Turkey and C'ollabergh mountains. Upon this road are situated the farms and residences of General Bernardus Montross,^ Mr. Seth Whitney, Mr. James Underbill, Mr. Richard M. Underbill and George McKeel, &c.'' Directly opposite the mansion of the latter, stands the orthodox Friends meeting house, erected in 1833.
A road diverging to the south-west, near the meeting house, leads to the Turkey mountain, a vast tract of woodland covering 800 acres, from the summit of which, the spectator has a noble prospect of the surrounding country. At the foot of the mountain is situated the residence of Mr. Edward Burrough Underbill, son of the late Abraham I. Underbill, "a worthy and prominent member of the society of Friends, who sustained throughout a useful and protracted life, an unsullied reputation." Abraliara I. Underbill, who died on the 5th of May, 1S41, aged 7S years, was the second son of Isaac Uuderhiil, fourth in descent from John Underbill of Oyster Bay, L. I. In the old fLunily mansion which stands one mile south of this spot, (on the Pine's bridge road) is shown the room where Major Andre and Joshua H. ISmith, breakfasted on the 23d of September, 1780. At this period, the house was occupied by Isaac Underbill and Sarah his \vife,c who appears to have been a woman of good resolution and