"Central Park (New York, N.Y.)" . . "Crystal Palace" . . "Underwood & Underwood." . . "E. & H.T. Anthony (Firm)" . . . . "F.E. Ives (Firm)" . . "H. Petschler & Company." . . "Great Exhibition (1851 : London, England)" . . . "Transvaal (South Africa)" . . "Relations between the sexes." . . "Gull Lake Band of Chippewa Indians" . . "Vienna International Exhibition (1873)" . . . "H.C. White Company." . . "World's Columbian Exposition (1893 : Chicago, Ill.)" . . . "Exposition universelle de 1867 a Paris" . . . "Art Treasures Exhibition (1857 : Manchester, England)" . . . "Exposition universelle internationale de 1900 (Paris, France)" . . . "Cities & towns." . . "Men." . . "War destruction & pillage." . . "Loescher & Petsch." . . "Women." . . "Niagara Falls (N.Y. and Ont.)" . . "Léon & Lévy." . . "Griffith & Griffith." . . "Three-color processes (photography)" . . . . . . . . . "Albumen prints" . . . . . . "Amateurs' photographs" . . . . . "Stereograph Collection" . . . . . . . . . . . . . . . . "Stereoscopic photographs" . . . . . . . . . "Ambrotypes" . . . . . . . . . . "Collodion transparencies" . . . . . "Still life photographs" . . . . . . . . . . . . . . . . . . . . . . . . . "Humorous pictures" . . "Night photography" . . . . . . "Portrait photographs" . . . . . . . . "Gelatin silver prints" . "Landscape photographs" . . . . . . . . . "Genre photographs" . . . . "Salted paper prints" . . . . . . . . . "Tissue stereographs" . . . . . . . . . . . "Cityscape photographs" . "Glass transparencies" . . . . . . . "Halftone photomechanical prints" . . . . . . . . . . . . . . . . . . "Aerial photographs" . . . . . . . . . . . . . . . . . . "Stereographs" . . . . . . . "Sesqui-Centennial International Exposition (1926 : Philadelphia, Pa.)" . . . "Louisiana Purchase Exposition (1904 : Saint Louis, Mo.)" . . . "London International Exposition" . . . "War casualties." . . "Castles & palaces." . .