Proceedings of the Expedition to explore the Northern coast of Africa, from Tripoli eastward in 1821-1822 : comprehending an account of the greater Syrtis and Cyrenaica ; and of the ancient cities composing the Pentapolis / by Capitain F[rederick] W[illiam] Beechey and H[enry] W[illiam] Beechey Esq. - London. - 1828