Detail of Tranchot map of 1803-1820 with the southern edge of the town of Maastricht and the fortifications outside the city wall. Letters and numbers added by <a href="//commons.wikimedia.org/wiki/User:Kleon3" title="User:Kleon3">kleon3</a>.
Jean Joseph Tranchot (ca 1810)
2014-11-13
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