https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13958424Edit ImageSaveSaveEditCropCustom TextThe 1904 World's Fair, St. Louis, Missouri: the baby incubators building (right) on the Pike (an avenue of amusements), thronging with visitors. Photograph, 1904.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 931 px | 300 dpiLarge JPEG 3200 x 2483 px | 300 dpiFree DownloadThe 1904 World's Fair, St. Louis, Missouri: the baby incubators building (right) on the Pike (an avenue of amusements), thronging with visitors. Photograph, 1904.More