Gridded photograph of southeastern tip of Arwad

A photo of Arwad, taken by Honor Frost, and placed on an accurate grid system through photogrammetry by John Williams, published in Frost's article regarding the recording of harbour-works.

Frost, H. (1969) ‘On the plotting of vast and partly submerged harbour works from aerial and underwater photographs’, in Throckmorton, P., Frost, H., Walton, M.G., Hall, E.T., Martin, C., and Wignall, S. (eds.), Surveying in archaeology underwater. Colt Archaeological Institute Monograph Series 5. London: Colt Archaeological Institute.