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DescriptionTrigonometricalalbidda.jpg
English: Trigonometrical plan of the harbour of El Biddah on the Arabian side of the Persian Gulf. By Lieuts. J. M. Guy and G. B. Brucks, H. C. Marine. Drawn by Lieut. M. Houghton
Depths shown by soundings with grid added in pencil.
Includes inset: ‘View from the anchorage’ in the upper left-hand side of sheet.
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