Exploration of Eastern Turkestan in the Archival Heritage of Albert Grunwedel

The article presents a part of the archival heritage of Albert Grunwedel - his letters to S. F. Oldenburg, devoted to the exploration of Eastern Turkestan at the beginning of the 20th century. Grunwedel gives some important characteristics to the ways of studying of Buddhist art in Central Asia, describes the state of several monuments in Turfan; his information completes the history of cooperation of German and Russian expeditions. Several documents shed some more light on the conditions of the division of the areas of excavations between German and Russian expeditions.