Painting of Lock 1 by Samuel Brookes and Thomas Stephenson in the 1850s.

Fox Locks - Upper Locks https://appletonhistory.com/images/Postcards/fox_locks_stevenson_and_brooks_lock_1.jpg#joomlaImage://local-images/Postcards/fox_locks_stevenson_and_brooks_lock_1.jpg?width=600&height=394 Dennis Behreandt