Stoop Labor in Cotton Field, San Joaquin Valley, California by Dorothea Lange https://www.rawpixel.com/image/14263161/stoop-labor-cotton-field-san-joaquin-valley-california-dorothea-langeFree Image from public domain license boys and girls humming spiritual at UCPAPWA (United Cannery, Agricultural, Packing, and Allied Workers of America) meeting… https://www.rawpixel.com/image/12148261/image-face-hand-peopleFree Image from public domain licenseGame of checkers at oil workers' union headquarters. Seminole, Oklahoma by Russell Lee https://www.rawpixel.com/image/12174560/image-person-art-vintageFree Image from public domain licenseWives of striking members of oil workers union preparing lunch for picketers. Seminole, Oklahoma by Russell Lee https://www.rawpixel.com/image/12173980/image-people-art-vintageFree Image from public domain licenseWife of Pomp Hall, tenant farmer, writing on typewriter. Through union activities this family has developed a desire for… https://www.rawpixel.com/image/12148458/image-face-paper-plantFree Image from public domain licenseMembers of UCAPAWA (United Cannery, Agricultural, Packing, and Allied Workers of America) agricultural workers union talking… https://www.rawpixel.com/image/12148475/image-people-art-vintageFree Image from public domain licenseMeeting of some members of the Oklahoma tenant farmers' union. Muskogee, Oklahoma by Russell Lee https://www.rawpixel.com/image/12174100/image-person-art-vintageFree Image from public domain licenseMembers of the oil workers union in front of their headquarters, Seminole, Oklahoma by Russell Lee https://www.rawpixel.com/image/12144017/image-person-art-vintageFree Image from public domain licenseRed Dust Players entertaining at meeting of UCAPAWA (United Cannery, Agricultural, Packing, and Allied Workers of America)… https://www.rawpixel.com/image/12147273/image-face-people-artFree Image from public domain licenseConference of county FSA (Farm Security Administration) supervisors and officials of local chapter of UCAPAWA (United… https://www.rawpixel.com/image/12148425/image-paper-people-artFree Image from public domain license[Untitled photo, possibly related to: Wives of striking members of oil workers union preparing lunch for picketers.… https://www.rawpixel.com/image/12174633/image-people-art-vintageFree Image from public domain license[Untitled photo, possibly related to: Members of the oil workers union in front of their headquarters, Seminole, Oklahoma]… https://www.rawpixel.com/image/12168813/image-people-art-vintageFree Image from public domain licenseAdvertising display of merchants approved by oil workers union. Seminole, Oklahoma by Russell Lee https://www.rawpixel.com/image/12143693/image-background-paper-artFree Image from public domain licenseMother and children at agricultural workers union meeting at Tabor, Oklahoma by Russell Lee https://www.rawpixel.com/image/12147495/image-face-person-artFree Image from public domain license"For the union makes us strong." UCAPAWA (United Cannery, Agricultural, Packing, and Allied Workers of America) meeting.… https://www.rawpixel.com/image/12148236/image-face-person-artFree Image from public domain licenseConference of officials of local chapter of UCAPAWA (United Cannery, Agricutural, Packing, and Allied Workers) of America in… https://www.rawpixel.com/image/12148287/image-person-art-vintageFree Image from public domain licenseOfficials of local chapter of UCAPAWA (United Cannery, Agricultural, Packing, and Allied Workers of America) agricultural… https://www.rawpixel.com/image/12148262/image-person-art-vintageFree Image from public domain licensePickets of striking oil workers' union eating lunch prepared by their wives at union headquarters. Seminole, Oklahoma by… https://www.rawpixel.com/image/12174875/image-person-art-vintageFree Image from public domain license