https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13979941Edit ImageSaveSaveEditCropCustom TextThe 1904 World's Fair, St. Louis, Missouri: a Swedish exhibit of a children's classroom. Photograph, 1904.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 947 px | 300 dpiLarge JPEG 3070 x 2422 px | 300 dpiFree DownloadThe 1904 World's Fair, St. Louis, Missouri: a Swedish exhibit of a children's classroom. Photograph, 1904.More