The several routs to and from Persia [through Europe and Asia Minor] taken from the map presented to the House of Lords by the Russia Company in 1740 and since corrected / 
Gibson, John.
[London] :  For T. Osborne &c, 
1753 [1754]
In: An Historical Account of the British Trade over the Caspian Sea... By Jonas Hanway Y. vol. 1.