Map of Istanbul.
TWEDDELL, Robert. Account of the examination of the Elgin-box at the Foreign-Office in Downing-Street, on 7th.November 1816. In a letter to James Losh, Esqe., Barrister at Law by Rev. Robert Tweddell AM., Manchester, C. Wheeler and Son, .
The Gennadius Library - The American School of Classical Studies at Athens