Signature of surgeon and scientist John Marshall (1818-1891) from the Certificate of Election and Candidature of Henry John Carter as a Fellow of the Royal Society. The other signers are James Scott Bowerbank, Edward William Brayley, George Busk, William Benjamin Carpenter, John Edward Gray, John Gould, Joseph Dalton Hooker, Thomas Henry Huxley, John Gwyn Jeffreys, and Edwin Lankester.
John_Marshall_(surgeon_1818-1891)_Signature.png
John_Marshall_(surgeon_1818-1891)_Signature.png: The Royal Society
derivative work: Malyszkz