Austrian Inventions - Kaplan Turbine 2019
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2019
Austrian Inventions - Kaplan Turbine
30. mars WM: Inga storlek på arket: 10 Design: David Gruber Perforering: 14
![[Austrian Inventions - Kaplan Turbine, Typ DQB]](https://www.stampworld.com/media/catalogue/Austria/Postage-stamps/DQB-s.jpg)
