[ Michael Faraday ] Printed Calling card with autograph address in Faraday's hand of Richard Owen, biologist, comparative anatomist and paleontologist, signed by Faraday

Calling card, 7.5 x 4.5cm, sl. grubby (possibly fingerprints), Printed "Mr M. Faraday.\\Royal Institution", and on reverse, in Faraday's hand, Richard Owen Esq || College of Surgeons | Lincolns Inn Fields ' with M Faraday's Compts".