1
Published: Wien : Gerold, 1987.
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2
Published: Berlin : Aufbau-Verl, 1988.
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3
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4
Published: München : Langen, Müller, 1928.
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5
6
7
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8
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9
10
11
12
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13
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14
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15
16
17
18
Published: Bielefeld : Verlag für Regionalgeschichte, 1998
Library:
Arolsen Archives (Bad Arolsen)
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19
20
Published: Wuppertal : Hammer u.a, 1991
Book