North-country mails at the Peacock, Islington. Published 15th September 1838. Painted by James Pollard, engraved by T. Sutherland. Library of Congress Prints and Photographs Division
Trademark registration by C. W. Curtis for [Multiple] brand Gunpowder. Resgistered July 31st, 1888. Library of Congress Prints and Photographs Division.
Etching and aquatint of West View of Harrow School, by William Nicholls, published 20th June 1808 by Wm Nicholls of No 24 Great Pulteney Street, Golden Square, London, now in the British Library archives
Monograph of Harrow, from page 505 of "London; being an accurate history and description of the British metropolis. Circuit of London. (London. Westminster and Southwark.) With maps and plates" by David Hughson, published by James Robins in London (England) in 1825, now in the British Library archives
