The Croton aqueduct, begun 1837 and completed 1842, passes along the brow of Valentine's, (iun and Tetard's Hills. 2. The Bronx River water supply, determined upon in 1879 and opened September 9, 1884, is carried in a forty-eightinch cast-iron conduit pipe along the west side of the Bronx to Woodlawn and thence to the top of the hill, half a mile west of Williams' Bridge Station, where a distributing reservoir is located and whence thirty-six inch pipes distribute the water to the Twenty-third and Twenty-fourth Wards. 3. The new Croton supply, determined upon in 1884 and work in progress, will go near the old one, mostly through rock tunnel. 4. Jlount St. Vincent, Riverdale and Spuyten Duyvil have been supplied from Yonkers water-works since 1882.

Schools. -- The most ancient was the French boarding-school of Dominie Tetard, opened in 1772. Early in the century there was a school-house near Warner's store and another on the Mile Square road, near Devoe's. The school-house at Mosholu (now Grammar No. ()7) was erected about 1840. The one at King's Bridge (now Grammar School No. 66) was erected in 1872. The one at Spuyten Duyvil (now Primary No. 44) was erected about 1859. Primary No. 48, at Woodlawn, was established in 1880. The Riverdale Institute, a s' ininary for young ladies, and the boarding-school for boys at Hudson Park have been closed for several years. The academy at Mount St. Vincent is mentioned under that head.

BIOGRAPHY.

THE VAN cortlandts OF YOXKERS.

Right Hon. Stephen Van Cortlandt, the ancestor of the race, whose name must ever remain illustrious in our history, was the father of Right Hon. Oloff Stevens Van Cortlandt, who married Annetje,