Portrait of Two Men (John Henning and Alexander Handyside Ritchie) by David Octavius Hill https://www.rawpixel.com/image/9012433/photo-image-hand-person-artFree Image from public domain licenseFrom the Back-Window "291" Snow-Covered Tree, Back-Yard by Alfred Stieglitz https://www.rawpixel.com/image/8964076/from-the-back-window-291-snow-covered-tree-back-yard-alfred-stieglitzFree Image from public domain licenseFrom My Window at An American Place, North by Alfred Stieglitz https://www.rawpixel.com/image/8963896/from-window-american-place-north-alfred-stieglitzFree Image from public domain licenseEquivalent, from Set A (Third Set, Print 6) by Alfred Stieglitz https://www.rawpixel.com/image/9045991/equivalent-from-set-third-set-print-alfred-stieglitzFree Image from public domain licenseEquivalent, from Set A (Third Set, Print 5) by Alfred Stieglitz https://www.rawpixel.com/image/8964528/equivalent-from-set-third-set-print-alfred-stieglitzFree Image from public domain licenseEquivalent, from Set A (Third Set, Print 3) by Alfred Stieglitz https://www.rawpixel.com/image/8964497/equivalent-from-set-third-set-print-alfred-stieglitzFree Image from public domain licenseEquivalent, from Set A (Third Set, Print 7) by Alfred Stieglitz https://www.rawpixel.com/image/9012408/equivalent-from-set-third-set-print-alfred-stieglitzFree Image from public domain licenseStill Life with Vines and Shadows, Possibly Georgetown Island, Maine by Doris Ulmann https://www.rawpixel.com/image/14250268/photo-image-face-shadows-plantFree Image from public domain licenseHarbor Scene, Probably Gloucester, Massachusetts by Doris Ulmann https://www.rawpixel.com/image/14248582/harbor-scene-probably-gloucester-massachusetts-doris-ulmannFree Image from public domain license