41
42
43
44
منشور في: 1951
Superior document: Große Männer, denen ich begegnete [1]
45
منشور في: 1952
Superior document: Große Männer, denen ich begegnete 2
46
منشور في: 1913
Superior document: Van Pool tot Pool 3
47
منشور في: 1913
Superior document: Van Pool tot Pool 2
48
49
منشور في: 1922
Superior document: Zu Land nach Indien durch Persien, Seïstan, Belutschistan 1
50
منشور في: 1917
Superior document: Southern Tibet : discoveries in former times compared with my own reserches in 1906-1908 vol. 2
51
منشور في: 1917
Superior document: Southern Tibet : discoveries in former times compared with my own researches in 1906-1908 vol. 1
52
منشور في: 1917
Superior document: Southern Tibet discoveries in former times compared with my own researches in 1906-1908 Vol. 3
53
منشور في: 1922
Superior document: Southern Tibet discoveries in former times compared with my own researches in 1906 - 1908 4
54
منشور في: 1922
Superior document: Southern Tibet discoveries in former times compared with my own researches in 1906 - 1908 7
55
56
57
58
59
منشور في: 1912
Superior document: Van Pool tot Pool 1
60
منشور في: 1922
Superior document: Zu Land nach Indien durch Persien, Seïstan, Belutschistan 2