Jacob A. Riis, 1901 (ca), Jacob Riis (3 May 1849 - 26 May 1914), Gelatin silver print, National Portrait Gallery, Smithsonian Institution, LL/2055

Unidentified photographer, 1900 (ca), Jacob Riis (3 May 1849 - 26 May 1914), Gelatin silver print, National Portrait Gallery, Smithsonian Institution, LL/2054

Jacob A. Riis, 1890, Book cover for Jacob August Riis "How the Other Half Lives: Studies Among the Tenements of New York" by Jacob A. Riis (Charles Schribners Publishers, 1890), Book cover, Private collection of Edward Grazda, LL/16693

Jacob A. Riis, 1890, Book cover for Jacob August Riis "How the Other Half Lives: Studies Among the Tenements of New York" (New York: Charles Scribners's Sons, 1890), Book cover, Christie's - New York, LL/28339

Jacob A. Riis, 1897 (published), Title page for Jacob A. Riis "How the Other Half Lives: Studies among the tenements of New York" (New York: Charles Scribner's Sons, 1897), Title page, Harvard University Library, LL/39211

Jacob A. Riis, 1897 (published), Hell's Kitchen and Sebastopol, Book illustration, Harvard University Library, LL/39212

Jacob A. Riis, 1897 (published), Upstairs in Blindman's Alley, Book illustration, Harvard University Library, LL/39213

Jacob A. Riis, 1897 (published), In the Home of an Italian Rag-picker, Jersey Street, Book illustration, after photograph, Harvard University Library, LL/39214

Jacob A. Riis, 1897 (published), The Bend, Book illustration, Harvard University Library, LL/39215

Jacob A. Riis, 1897 (published), Bandits' Roost, Book illustration, Harvard University Library, LL/39210

Jacob A. Riis, 1890 (before), Bandits' Roost [58 1-2 Mulberry Street], Creative Commons - Wikipedia, LL/39209

Jacob A. Riis, 1897 (published), Bottle Alley, Book illustration, Harvard University Library, LL/39216

Jacob A. Riis, 1897 (published), Lodgers in a Crowded Bayard Street Tenement - "Five cents a spot", Book illustration, Harvard University Library, LL/39217

Jacob A. Riis, 1897 (published), An All-Night Two-Cent Restaurant, in "The Bend", Book illustration, Harvard University Library, LL/39218

Jacob A. Riis, 1897 (published), The Tramp, Book illustration, Harvard University Library, LL/39219

Jacob A. Riis, 1897 (published), In a Chinese Joint, Book illustration, Harvard University Library, LL/39220

Jacob A. Riis, 1897 (published), The Official Organ of Chinatown, Book illustration, Harvard University Library, LL/39221

Jacob A. Riis, 1897 (published), A Market Street in the Jewish Quarter, Book illustration, Harvard University Library, LL/39222

Jacob A. Riis, 1897 (published), The Old Clo'e's Man - In the Jewish Quarters, Book illustration, Harvard University Library, LL/39223

Jacob A. Riis, 1897 (published), Knee-pants at Forty-five Cents a Dozen - A Ludlow Street Sweater's Shop, Book illustration, Harvard University Library, LL/39224

Jacob A. Riis, 1897 (published), Bohemian Cigarmakers at Work in their Tenement, Book illustration, Harvard University Library, LL/39225

Jacob A. Riis, 1897 (published), A Black-and-Tan Dive in Africa, Book illustration, Harvard University Library, LL/39226

Jacob A. Riis, 1897 (published), Bird's-Eye View of an East Side Tenement Block (from a drawing by Charles F. Wingate, Esq.), Book illustration, Harvard University Library, LL/39227

Jacob A. Riis, 1897 (published), In Poverty Gap, West Twenty-Eighth St. An English Coal-Heaver's Home, Book illustration, Harvard University Library, LL/39228

Jacob A. Riis, 1897 (published), Prayer-time in the Nursery - Five Points House of Industry, Book illustration, Harvard University Library, LL/39229

Jacob A. Riis, 1897 (published), Didn't Live Nowhere, Book illustration, Harvard University Library, LL/39230

Jacob A. Riis, 1897 (published), Getting Ready for Supper in the Newsboys' Lodging House, Book illustration, Harvard University Library, LL/39231

Jacob A. Riis, 1897 (published), A Downtown Morgue, Book illustration, Harvard University Library, LL/39232

Jacob A. Riis, 1897 (published), A Growler Gand in Session, Book illustration, Harvard University Library, LL/39233

Jacob A. Riis, 1897 (published), Typical Toughs (From the Rogues' Gallery), Book illustration, Harvard University Library, LL/39234

Jacob A. Riis, 1897 (published), Sewing and Starving in an Elizabeth Street Attic, Book illustration, Harvard University Library, LL/39235

Jacob A. Riis, 1888, 3 February, Lantern exhibition - The Other Half - How it lives and dies in New York, Magazine page, Google Books, LL/39236