https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13981149Edit ImageSaveSaveEditCropCustom TextA device which could be used for escaping from a fire. Etching G. Gladwin after C. Varley.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 753 x 1200 px | 300 dpiLarge JPEG 2100 x 3345 px | 300 dpiFree DownloadA device which could be used for escaping from a fire. Etching G. Gladwin after C. Varley.More