A fine Ptolemaic map of Arabia in trapezoidal form. The ancient depiction of the Arabian peninsula ased on Claudius Ptolemy’s “Geographia” from the second century A.D. Arabia is displayed with many fictitious mountain ranges. “Arabia Foelix” reflects the perception of a fertile country. A lake in this region is fed by three rivers, amd is though to reflect Ptolemy’s knowledge of the contemporary Marib Dam. This dam although it did exist was destroyed in the 2nd Century A.D. Al Ankary p. 147 pl. 23; Tibbetts no. 30.