Titles written by Helmut Mann:
Number of documents found: 2
- Helmut Mann
Title: Portrait einer Taschenuhr
SubTitle: Kleine Uhrenkunde fuer Liebhaber
Keywords: technical collecting
Other Keywords: function
Edition: 1st edition, 1981
Page or pages: 72
BHM No: 7242 - Helmut Mann
Title: Portrait einer Taschenuhr [2008 edition]
SubTitle: Kleine Uhrenkunde fuer Liebhaber
Keywords: technical
Other Keywords: collecting
Edition: 2008 reedition
Page or pages: 76
BHM No: 12458
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