https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14019330Edit ImageSaveSaveEditCropCustom TextAn extendable ladder is used by fireman to rescue people from fire in the upstairs rooms of a building. Wood engraving.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1025 x 1200 px | 300 dpiLarge JPEG 2712 x 3174 px | 300 dpiFree DownloadAn extendable ladder is used by fireman to rescue people from fire in the upstairs rooms of a building. Wood engraving.More