Brownstone

"Brownstone" apartments can be found in some of the older sections of New York. They were popular in the early 19th century. The term probably originated in New York.

(Oxford English Dictionary)
brown-stone, (a) (see quot. 1875); (b) U.S., one or other variety of a dark-brown sandstone used for building; also ellipt., a house built of brown-stone, and attrib. and transf., designating the well-to-do;

[1836 Knickerbocker VIII. 390 His poor remains..in one corner.. a brown stone at his head and foot.] 1858 Spirit of Times 13 Feb. 377/2 A solid substantial *brown-stone front house. 1865 'G. HAMILTON' New Atmosphere 32 The brown-stone friends are shocked and scandalized.

(Literature Online)
Mitchell, Donald Grant, 1822-1908 [Author Page]
Fudge doings: Being Tony Fudge's Record of the Same. In Forty Chapters. By Ik. Marvel (1855) 385Kb
Fudge doings: Being Tony Fudge's Record of the Same. In Forty Chapters. By Ik. Marvel [Durable URL for this text]
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XXII. The Will Changes Hands. [Durable URL for this text]
...will make them nabobs. Future years shall behold them in brown-stone houses upon (who knows?) Madison or Union Square, with native...
XXVI. A Triplet of Letters. [Durable URL for this text]
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...world-wise metropolis, reared after the newest mode of the newest brown-stone houses, with whom fashion is godliness, and gaucherie, sin; and...

(Literature Online)
Bennett, Emerson, 1822-1905 [Author Page]
Ellen Norbury; or, The Adventures of an Orphan. (1855) 655Kb
Ellen Norbury; or, The Adventures of an Orphan. [Durable URL for this text]
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Back matter [Durable URL for this text]
T. B. PETERSON'S WHOLESALE AND RETAIL Cheap Book, Magazine, Newspaper, Publishing and Bookselling Establishment, is at No. 102 Chestnut Street, Philadelphia. [Durable URL for this text]
...public, that he has removed to the new and spacious BROWN STONE BUILDING, NO. 102 CHESTNUT STREET, just completed by the...

(Literature Online)
Aldrich, Thomas Bailey, 1836-1907 [Author Page]
Daisy's Necklace: and What Came of It. (A Literary Episode.) (1857) 261Kb
Daisy's Necklace: and What Came of It. (A Literary Episode.) [Durable URL for this text]
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Main text [Durable URL for this text]
PROLOGUE. [Durable URL for this text]
Section [Durable URL for this text]
...them all was a massive iron railing. The brick and brown-stone houses on Waverly Place and Fourth-street had long been removed,...