Matthew Davenport Hill

By The photographer is not credited in the book. I've found one other (poor quality) copy of the photo on the internet - at corbis.com, also uncredited. - Frontispiece of "Account of the Celebration of the Jubilee of Uniform Inland Penny Postage at the Venetian Chamber, Holborn Restaurant - at the Guildhall - at the Museum of Science and Art, South Kensington - and at Various Towns and Villages throughout the United Kingdom. London: Printed for the Jubilee Celebration Committee - General Post Office - 1891", Public Domain, https://commons.wikimedia.org/w/index.php?curid=38272063