Lantern slide. Showing the Island of Philae. This photograph was taken by Sgt. Johnson of the 436 Welsh Field Company c. 1917. It formed part of a lecture which he gave. The notes from his lecture read 'Another view of the granite rocks and here the great Assoun Dam can be seen in the distance. The ancient granite quarries lie in the eastern desert between Assouan and Shallel. In the quarry there lies a huge unfinished Obelisk....' This view is similar to EC1787.