Anatomy and botany: top left, artery of the brain; top right, superior section of the brain; centre left, head and torso of a naked man; centre right, part of the lung; bottom, digitalis. Coloured engraving, 1834-1837.

You can use this work for any purpose, including commercial uses, without restriction under copyright law. You should also provide attribution to the original work, source and licence.

Creative Commons Attribution (CC BY 4.0) terms and conditions https://creativecommons.org/licenses/by/4.0

Credit: Anatomy and botany: top left, artery of the brain; top right, superior section of the brain; centre left, head and torso of a naked man; centre right, part of the lung; bottom, digitalis. Coloured engraving, 1834-1837. Credit: Wellcome Collection. Attribution 4.0 International (CC BY 4.0)