Timeline Chart

Male  Hendrik Jonkman
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Female  Trientje Jacoba Julsing
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Male  Harmannus Jonkman
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Birth -- 7 January 1840 37 26 Surhuisterveen
Birth -- 6 April 1840 24 25 Groningen
Civil Marriage -- 22 April 1866 ‏(Husband's age 26,‏ Wife's age 26) Groningen Hendrik Jonkman + Trientje Jacoba Julsing
Birth -- 13 November 1868 28 28 Groningen
Death -- 23 January 1907 ‏(Age 66)‏ Groningen
Death -- 21 July 1910 ‏(Age 70)‏ Groningen
Civil Marriage -- 12 November 1911 ‏(Age 42)‏ Groningen Martha Geertruida Reijnders
Death -- 7 February 1937 ‏(Age 68)‏ Groningen