Washington Street, New York City / Wash Day by Walker Evans https://www.rawpixel.com/image/14263169/washington-street-new-york-city-wash-day-walker-evansFree Image from public domain licenseDouble Exposure of a Group of People at a Banquet by Erich Salomon https://www.rawpixel.com/image/14262984/double-exposure-group-people-banquet-erich-salomonFree Image from public domain licenseGroup of People on the Deck of a Ship Watching Another Ship Sailing Pass in the Distance by Erich Salomon https://www.rawpixel.com/image/14262818/photo-image-face-person-skyFree Image from public domain licenseMindfulness matters poster template and design https://www.rawpixel.com/image/14877573/mindfulness-matters-poster-template-and-designView licenseBarometer on Bracket by Charles Cressent, Jean Joseph de Saint Germain and Digue https://www.rawpixel.com/image/14264694/photo-image-white-background-face-personFree Image from public domain licenseMask, Chokwe, Mwana Pwo, about 1910. Wood, braided and netted raffia headdress, white beads. mask, H.7-1/4 in. Headdress… https://www.rawpixel.com/image/7654587/photo-image-vintage-art-public-domainFree Image from public domain licenseGroup of Well-Dressed Men and Women at a Banquet by Erich Salomon https://www.rawpixel.com/image/14265956/group-well-dressed-men-and-women-banquet-erich-salomonFree Image from public domain licenseFemale Model Posing for the Decorative Panel, "Emerald," Used in the early 1930s for Several Other Drawings and Paintings… https://www.rawpixel.com/image/14261183/photo-image-face-frame-personFree Image from public domain licenseBrother William of the Shaker Settlement, Mount Lebanon, New York by Doris Ulmann https://www.rawpixel.com/image/14248906/photo-image-paper-face-frameFree Image from public domain licenseNevada Falls from Ledge Trail, Yosemite by Louis Fleckenstein https://www.rawpixel.com/image/14253668/nevada-falls-from-ledge-trail-yosemite-louis-fleckensteinFree Image from public domain licenseFusing the upper pictures requires 3 1/2 prism diopters of Fusional Convergence. Changing Fixation from upper to lower… https://www.rawpixel.com/image/14256788/photo-image-face-person-bookFree Image from public domain licenseFusing the upper pictures requires 2 prism diopters of Fusional Convergence. Changing Fixation from upper to lower picture..… https://www.rawpixel.com/image/14257730/photo-image-horse-cow-frameFree Image from public domain licenseTwo Men Looking in the Distance (Possibly Old Baldy Peak) by Louis Fleckenstein https://www.rawpixel.com/image/14249312/two-men-looking-the-distance-possibly-old-baldy-peak-louis-fleckensteinFree Image from public domain licenseNevada Falls from Ledge Trail, Yosemite by Louis Fleckenstein https://www.rawpixel.com/image/14255897/nevada-falls-from-ledge-trail-yosemite-louis-fleckensteinFree Image from public domain licenseTwo Men Looking Left, Old Baldy Peak by Louis Fleckenstein https://www.rawpixel.com/image/14254587/two-men-looking-left-old-baldy-peak-louis-fleckensteinFree Image from public domain licenseInterior of an Industrial Area of a Building by Erich Salomon https://www.rawpixel.com/image/14255421/interior-industrial-area-building-erich-salomonFree Image from public domain licenseTwo Men Looking in the Distance (Possibly Old Baldy Peak) by Louis Fleckenstein https://www.rawpixel.com/image/14253723/two-men-looking-the-distance-possibly-old-baldy-peak-louis-fleckensteinFree Image from public domain licenseNevada Falls from Ledge Trail, Yosemite by Louis Fleckenstein https://www.rawpixel.com/image/14253272/nevada-falls-from-ledge-trail-yosemite-louis-fleckensteinFree Image from public domain licenseLiberty Cap and Nevada Falls, from Ledge Trail, Yosemite National Park by Louis Fleckenstein https://www.rawpixel.com/image/14254822/image-person-clothing-mountainFree Image from public domain licenseTwo Melungeon Women, Bryson City, North Carolina by Doris Ulmann https://www.rawpixel.com/image/14250173/two-melungeon-women-bryson-city-north-carolina-doris-ulmannFree Image from public domain licenseIn the Hayfields above Oberammergau, Germany. by Keystone View Co https://www.rawpixel.com/image/14295643/the-hayfields-above-oberammergau-germany-keystone-viewFree Image from public domain licenseHoly Tank of Alwar surrounded by palaces and shires, India. by Keystone View Co and Hawley C White Company https://www.rawpixel.com/image/14294129/photo-image-person-art-collageFree Image from public domain licenseThe Human Body is Strengthened by Proper Exercise - The Eyes are no Exception. by Underwood and Underwood https://www.rawpixel.com/image/14295711/photo-image-face-person-living-roomFree Image from public domain licenseOld mill dynamited to avoid taxes after it was shut down about 1930. Berlin, New Hampshire, paper mill town inhabited… https://www.rawpixel.com/image/12330078/image-paper-sky-mountainFree Image from public domain licenseChanging Fixation from 7 to 1 requires 8 1/2 prism diopters of Fusional Convergence. by Keystone View Co https://www.rawpixel.com/image/14294964/photo-image-plant-person-treeFree Image from public domain licenseChanging Fixation from 8 to 3 requires 7 1/2 prism diopters of Positive Convergence. by Keystone View Co and Underwood and… https://www.rawpixel.com/image/14294116/photo-image-face-person-artFree Image from public domain licenseOld mill dynamited to avoid taxes after it was shut down about 1930. Berlin, New Hampshire, paper mill town inhabited… https://www.rawpixel.com/image/12330076/image-paper-person-skyFree Image from public domain licenseChanging Fixation from 1 to 4 requires 4 1/2 prism diopters of Positive Convergence. by Keystone View Co and Underwood and… https://www.rawpixel.com/image/14293989/photo-image-face-person-artFree Image from public domain licenseFusing the upper pictures requires 8 1/2 prism diopters of Convergence. Changing Fixation from upper to lower pictures... by… https://www.rawpixel.com/image/14293823/photo-image-person-animal-public-domainFree Image from public domain licenseFusing the upper pictures requires no Fusional Convergence. Changing Fixation from upper to lower picture requires 5 1/2… https://www.rawpixel.com/image/14294528/photo-image-person-art-public-domainFree Image from public domain licenseChanging Fixation from 1 to 6 requires 15 prism diopters of Positive Convergence. by Keystone View Co and Underwood and… https://www.rawpixel.com/image/14294119/photo-image-person-art-living-roomFree Image from public domain licenseChanging Fixation from 7 to 4 requires 11 1/2 prism diopters of Positive Convergence. by Keystone View Co and Underwood and… https://www.rawpixel.com/image/14294669/photo-image-person-art-living-roomFree Image from public domain licenseEvolution of the Sickle and Flail - 33-horse Harvester at Walla Walla, Washington. by Underwood and Underwood https://www.rawpixel.com/image/14295405/photo-image-person-public-domain-natureFree Image from public domain licenseFusing the upper pictures requires 5 1/2 prism diopters of Convergence. Changing Fixation from upper to lower pictures... by… https://www.rawpixel.com/image/14294958/photo-image-face-person-artFree Image from public domain license