First sight of King Solomon's Throne solitude of its snows at the head of an unmapped valley, and I decided to climb again into these mountains and see it more closely if I could on some later day. In August, 1931,1 spent a week of discomfort among noise, dust and mosquitoes in the Qazvin hotel, waiting for my old muleteer 'Aziz to emerge from that blue skyline which hides the Assassin valleys from the plain. A message finally did materialize, brought by Ismail his servant, the most loutish, clumsy, incurably stupid type of stable-hand that Persia ever produced, whose ancient bits of cotton clothes hung about him with so accidental an air that one could not help wondering what system of relativity kept them there together at all. He, fumbling among amulets in small leather cases, produced a scrap of paper to say that 'Aziz could not leave his little sick son, but would wait for me in Alamut, whose ways I knew from the year before, and whither Ismail with his two mules would take me. • ... I thought I would ride up the fortress valley of the Assassins, and out at its eastern end, and make farther eastward 'still for the Throne of Solomon: and after that I would either descend north into the almost completely unvisited jungle country, or keep along the watershed and examine at leisure the head- waters of the Shah Rud. But a chance rumour postponed these plans. In the Qazvin Grand Hotel, over glasses of " dug,3* or sour milk and water, after dinner, the local notables told me of Lamiasar, and of how it was one of the most important of the Assassin fortresses, and one of the only two which stood long sieges before their final destruction by the Mongol armies of Hulagu Khan. It was there, said they, somewhere in the mountains of Rudbar west of my route. Its site had never yet been identified by historians. Though the data I had to go upon was more than vague, and though the climate of the