12969513 - Virology laboratory, virus plaque assay12969512 - Virology laboratory, virus plaque assay12969511 - Virology laboratory, virus plaque assay12900481 - Unloading a barrel from a ship down a gangway, London, c190512900474 - Horses resting by the side of a canal, London, c190512900471 - Regent's Canal at Hawley Lock, Camden, London, c190512900469 - Pentonville Tunnel, Regent's Canal, London, c190512900456 - Boys by a lock on the Grand Union Canal, London, c190512900458 - Boys fishing across a canal towpath, London, c190512900445 - Ferry 'Gordon' on the Thames, London, c190512900475 - Barge family on a dumpy barge, London, c190512900478 - Unloading rolls of paper from a ship, London, c190512900457 - Boys bathing in a sluice, Grand Union Canal, London, c190512900444 - Steam tug moving between barges on the Thames, London, c190512900450 - Barges on the Thames at Greenwich, London, c190512900459 - Barge boys, London, c190512900448 - The Harbour Master's office, Limehouse, London, c190512900473 - Unloading on the Grand Union Canal, London, c190512900477 - Lighters approaching wharf by Tower Bridge, London, c190512900472 - Industrial landscape on the Regent's Canal, London, c190512900468 - Boats on Regent's Canal, London, c190512900470 - Pentonville Tunnel, Regent's Canal, London, c190512900449 - Lighters passing St Paul's Wharf, London, c190512900479 - Lighter on the Thames, London, c190512900480 - Grand Union Canal lock keeper, c1905
