Halvor Emil Thorvaldsen Heyerdahl (23 August 1840-21 December 1917), engineer

Same as
Additional names
Parents
Father:1Thorvald Clemetsen Heyerdahl (1801-15 August 1881)
Mother:2Anne Sofie Andersdatter Haneborg (31 October 1795-20 March 1889)
Spouses and relationship events
Married:31877Agnes Constanse Hedrich (1 March 1848-22 May 1935)
Children
Attributes
Occupation:4engineer
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