hydraulic engineer. Leeghwater was born as Jan Adriaanszoon. Only later did he adopt the name Leeghwater, from laag water or low water. It is not clear...

minister of the state of Schleswig-Holstein from 2005 until 2012. Jan Adriaanszoon Leeghwater, Dutch hydraulic engineer "Bevölkerung der Gemeinden in Schleswig-Holstein...

invented in Uitgeest, according to the "Haarlemmermeer Boeck" by Jan Adriaanszoon Leeghwater Quinn, Stephen; Roberds, William (August 2005). "The Big Problem...

In his old age, he became a friend of the hydraulic engineer Jan Adriaanszoon Leeghwater who mentioned him as the inventor of the saag molen in his book...

increased to over 170 square kilometres (66 sq mi). In 1643, Jan Adriaanszoon Leeghwater proposed to dike and drain the lake. Similar schemes, among which...

Windmill reclamation activity began in 1618. Hydraulic engineer Jan Adriaanszoon Leeghwater also had stakes in the reclamation, although he was not directly...