I do remember that Drees was very interested in the little piece of stone.

米登多夫说：“我记得德雷斯对这块小石头非常感兴趣。”

J. William Middendorf, the former American ambassador to the Netherlands, made the presentation to Mr Drees and the rock was then donated to the Rijksmuseum after his death in 1988.

时任美国驻荷兰大使J威廉米登多夫将这块石头赠送给了德雷斯，1988年德雷斯去世之后，这块石头就被捐献给了荷兰国立博物馆。