"Portrait photography." . . "Portraits (Photographie)" . . . . "Photography Technique." . . "The skylight and the dark-room : a complete text-book on portrait photography : containing the outlines of hydrostatics, pneumatics, acoustics, heat, optics, chemistry, and a full and comprehensive system of the art photographic"@en . . . . . . "The skylight and the darkroom [microform] : a complete textbook on portrait photography"@en . . . "The skylight and the dark-room a complete text-book on portrait photography : containing the outlines of hydrostatics, pneumatics, acoustics, heat, optics, chemistry, and a full and comprehensive system of the art photographic"@en . . . "The skylight and the darkroom a complete textbook on portrait photography"@en . . "Handbooks and manuals"@en . . . . "The skylight and the dark-room : a complete text-book on portrait photography" . "The sky-light and the dark room a complete text-book on portrait photography"@en . . . . "The sky-light and the dark room: a complete text-book on portrait photography" . . . . "The skylight and the dark-room a complete text-book on portrait photography"@en . . .