Gibraltar Harbour's air lock diving-bell plant, or caisson diving bell barge, was a purpose-built barge for the laying, examination and repair of moorings for battleships. It was designed by Siebe Gor
The barge as depicted in a painting by Charles Pears
Pictured on trials at Wivenhoe 1902
A cross section of the mobile air lock diving bell
The Port of Gibraltar, also known as Gibraltar Harbour, is a seaport in the British Overseas Territory of Gibraltar. It was a strategically important location during the Napoleonic Wars and after 1869
Port of Gibraltar
View of Gibraltar Harbour from the Upper Town c. 1905