WCC106103:
John Harrison's design for the 'lesser watch' mentioned by him to the Board of Longitude on 19th June 1755, from a set of mechanical notes and drawings compiled by John Harrison (1693-1776) and his son William (c.1726-72) (pen & ink on paper) / Bridgeman Images
MPX422143:
View of the City of London taken from the roof of St. Paul's Cathedral showing the devastation and burning buildings following the Blitz of the 29th December 1940 (b/w photo) / Bridgeman Images