Grebbe Line
The Grebbe Line (Dutch: Grebbelinie) was a forward defence line of the Dutch Waterline, based on inundation. The Grebbe Line ran from the Grebbeberg in Rhenen northwards until the IJsselmeer.
The Grebbe Line (Dutch: Grebbelinie) was a forward defence line of the Dutch Waterline, based on inundation. The Grebbe Line ran from the Grebbeberg in Rhenen northwards until the IJsselmeer.
The Grebbe Line (Dutch: Grebbelinie) was a forward defence line of the Dutch Waterline, based on inundation. The Grebbe Line ran from the Grebbeberg in Rhenen northwards until the IJsselmeer.
Source: Wikipedia "Grebbe Line" · CC BY-SA 4.0
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