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Wiki information Gaastra:
Gaastra is a city in Iron County in the U.S. state of Michigan. As of the 2010 census, the city population was 347, making it Michigan's third-smallest incorporated city. The city is named after Douwe Gaastra, a building contractor and real estate...
Femme Simon Gaastra was Professor of maritime history at the University of Leiden and a leading expert on the history of the Dutch East India Company.