https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/8803350Edit ImageSaveSaveEditCropCustom TextMayor Casey's Chalk Board Hangs Outside His Office. He Uses the Board for Advertisements and Other "Messages" to His Constituency, 06/1972. Original public domain image from FlickrMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 815 px | 300 dpiLarge JPEG 3000 x 2037 px | 300 dpiFree DownloadMayor Casey's Chalk Board Hangs Outside His Office. He Uses the Board for Advertisements and Other "Messages" to His Constituency, 06/1972. Original public domain image from FlickrMore