[Sir Humphry Davy Rolleston, English physician and medical author.] Autograph Note Signed, thanking ‘Waterston’ [Professor David Waterston of St Andrews] for ‘the reprint of the article on Mackenzie’s heart’.

See Rolleston's entry in the Oxford DNB. He was successively president of the London Medical Society, the Royal Society of Medicine, the Royal College of Physicians and the Eugenics Society, and was also Physician-in-Ordinary to King George V. Waterston was Bute Professor of Anatomy at the University of St Andrews from 1914 to 1942. In 1913, while Professor of Anatomy at King's College, London, he was the first authority to debunk the Piltdown Man hoax. 1p, 16mo. Lightly ruckled, and with the ink of the letter having run a little through removal from mount; otherwise in good condition. Reads: ‘My dear Waterston, / Thank you very much for the reprint of the article on Mackenzie’s heart, which is so full of information and interest. / With kindest regards / Yours sincerely / H. Rolleston’.