https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14017837Edit ImageSaveSaveEditCropCustom TextA labelled plan and two sections through a London porter brewery. Engraving by J. Moffat, c. 1830, after J. Farey.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 898 x 1200 px | 300 dpiLarge JPEG 2416 x 3228 px | 300 dpiFree DownloadA labelled plan and two sections through a London porter brewery. Engraving by J. Moffat, c. 1830, after J. Farey.More