Drawing of the crossing crypt of the Basilica of Saint Servatius in Maastricht, the Netherlands. Detail of a drawing by Martinus van Heylerhoff (1776-1854), done in 1811 after the crypt was demolished (1805). It was reconstructed by Pierre Cuypers in 1881 with the use of this drawing.
Martinus van Heylerhoff (1776-1854)
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