WILLOW STREET, p. o., Lancaster co., Pa., 42 ms. S. E. of Harrisburgh; from W. 107 ms.

WORCESTER COUNTY, situated in the central part of Massachusetts. Area, 1,500 square miles. Face of the country, hilly; soil, of middling quality. Seat of justice, Worcester. Pop. in 1810, 64,910; in 1820, 73,625; in 1830, 84,365; in 1840, 95,313; in 1850, 130,789.

WESTBOROUGH, p. t., Worcester, co., Mass., 30 ms. W. of Boston; from W. 412 ms. Watered by tributaries of Concord and Sudbury rivers. Pop. 2,371.

DE KALB COUNTY, situated toward the northwest part of Georgia, with Chattachoochee river on the northwest. Area, 360 square miles. This county consists principally of an elevated table land. Seat of justice, Decatur. Pop. in 1830, 10,047; in 1840, 10,467; in 1850, 14,328.

ATLANTA CITY, p.o., DeKalb co., Ga., Pop. 2, 572.

ESSEX COUNTY, situated at the northeast corner of Massachusetts, with the Atlantic ocean and Massachusetts bay on the east, and traversed by Merrimac river. Face of the country hilly; soil of middling quality. Seats of justice, Ipswich, Salem, and Newburyport. Pop. in 1810, 71,883; in 1820, 74,655; in 1830, 82,887; in 1840, 94,987; in 1850, 131,300.

Amesbury, Ms., Essex co. On the N. side of Merrimac River, separated from Salisbury by Powow River, a stream navigable for some distance for vessels of 300 tons. A pond, covering about 1000 acres, back of the town, 90 feet above the sea, serves as a reservoir for a constant and extensive water power. That part of the town called "The Mills" is at the lower falls of the Powow. The river here is about 2 rods in width, and is crossed by several bridges. The views from Whittier, Bear, and Pond Hills are delightful. At the W.