https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14000356Edit ImageSaveSaveEditCropCustom TextRichard Burdon Haldane as an alchemist using bellows, representing his eloquence, to distil a new military unit from three older units. Pen drawing by A.S. Boyd, 1907.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 801 x 1200 px | 300 dpiLarge JPEG 2172 x 3255 px | 300 dpiFree DownloadRichard Burdon Haldane as an alchemist using bellows, representing his eloquence, to distil a new military unit from three older units. Pen drawing by A.S. Boyd, 1907.More