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Walter de Gruyter was created in 1749.
Julia de Gruyter was born on May 17, 1887, in Hemiksem, Belgium.
Domien De Gruyter was born on August 3, 1921, in Antwerpen, Flanders, Belgium.
Domien De Gruyter died on August 16, 2007, in Wommelgem, Flanders, Belgium.
Leslie de Gruyter was born on March 25, 1952, in Poperinge, Flanders, Belgium.