Gerhard Morris Roentgen
1795 Born in Hanover
1819 Married Georgiana Louisa Bennett in Camden
1820 June 23rd. Became a member of the Institution of Civil Engineers.[1]
1830 Lieut, Gerhard Roengten of Rotterdam was a corresponding member of Inst Civil engineers
1836 of Rotterdam
1836 Arrived in London
1852 Died in the Netherlands