41
Publicat: 1922
Superior document: Southern Tibet discoveries in former times compared with my own researches in 1906 - 1908 7
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43
44
45
46
47
48
Publicat: 1911
Superior document: Von Pol zu Pol [1] (1911)
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50
51
52
53
54
Publicat: 1912
Superior document: Van Pool tot Pool 1
55
Publicat: 1922
Superior document: Zu Land nach Indien durch Persien, Seïstan, Belutschistan 2
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57
58
59
60
Publicat: 1951
Superior document: Große Männer, denen ich begegnete [1]