specially prepared for the Foreign Department, from India ; published under direction of Colonel F. B. Longe, R. E., Surveyor General of India.Covers Xinjiang (also known as Chinese Turkestan or Uyghuristan) and portions of Russian Turkestan, Pakistan and India.Relief shown by spot heights.'Includes a note : "The Longitudes are referrible to the Greenwich Meridian, taking that of Madras Observatory as 80°-17\'-21\'\' East. They require a correction of --2\'-27\'\' to make them with the most recent value of the Geodetic Longitude of that Observatoryuiz80°-14\'-54\'\'."'"Litho., S.I.O., Calcutta."