Gray gneiss, Willett's Point, and Hallett's Point, Kings county, N. Y. Many churches in Brooklyn, the Naval Hospital, etc. Marble, Manchester, Vt. Drexel & Morgan's building, church cor. 29th Street and Fifth Avenue, etc. Also, many varieties from Swanton, West Rutland, Burlington, Isle La Motte, etc., Vt. The "Sutherland" building at 63d Street and Madison Avenue, residences at 58th Street and Fifth Avenue, etc. Marble, Lee, Mass. Turrets of St. Patrick's Cathedral, etc. Marble, Stockbridge, Mass. Part of old City Hall, New York. Marble, Hastings, N. Y. The University building, etc. Marble, Tuckahoe, N. Y. Part of St. Patrick's Cathedral, residence on the cor. of 34th Street and Fifth Avenue, etc. Marble, Pleasantville, N. Y., styled "Snowflake marble." Greater part of St. Patrick's Cathedral, Union Dime Savings Bank, many residences and stores, etc. Also, many varieties from Canaan, Conn., Williamsport, Penn., Knoxville, Tenn., Carrara and Sienna, Italy, etc.; used generally, especially for interior decoration, etc. Trap (Mesozoic diabase), from many quarries along the "Palisades," at Jersey City Heights, Weehawken, etc. Stevens Institute, Hoboken, N. J., Court House on Jersey City Heights, old rubble work buildings at New Utrecht, etc., on the outskirts of Brooklyn, etc. Trap (Mesozoic diabase), styled "Norwood stone," from Closter, N. J. Grace Episcopal Church, Harlem. Also, varieties from Graniteville, Staten Island, N. Y., and Weehawken, N. J. Serpentine, Hoboken, N. J. Many private residences, masonry, etc., in Hoboken. Also, varieties from Chester, Pa. In addition to the edifices referred to above, many public buildings of importance are constructed of stone, _e. g._: Prisons in the city and on the islands, bridges in the parks and over the Harlem River, in which sandstone, limestone, granyte, and gneiss are used. The sewers are constructed of gneiss from New York Island and vicinity, as well as of bowlders of trap, granyte, etc., from excavations. The Croton Aqueduct, the High Bridge, the Reservoirs in the Central and Prospect Parks and at 42d Street, in which gneiss from the vicinity and granyte from New England were used. The walls, buildings, bridges, and general masonry in the parks are constructed of the following varieties of stone: Freestone (sandstone), from Albert, Dorchester, and Weston, N. B. Brownstone, from Belleville and the base of the Palisades, N. J. Bluestone and "mountain graywacke," from the Hudson River. Limestone, from Mott Haven and Greenwich, Conn. Granyte, from Radcliffe's Island, etc., Me. Gneiss, from New York, Westchester, and Kings counties, N. Y. Marble, from Westchester county, N. Y. The fortifications in the harbor and entrance to the sound, constructed of granyte from Dix Island, Spruce Head, etc., Me., gneiss from the vicinity, brownstone from Conn., etc.