https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13960370Edit ImageSaveSaveEditCropCustom TextJames Sadler setting off on the proposed first crossing of the Irish Sea from Dublin by balloon, 1812; with details of the hydrogen barrels and equipment. Engraving.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1037 x 1200 px | 300 dpiLarge JPEG 2488 x 2880 px | 300 dpiFree DownloadJames Sadler setting off on the proposed first crossing of the Irish Sea from Dublin by balloon, 1812; with details of the hydrogen barrels and equipment. Engraving.More