| Birth | Fødsel February 16, 1881 |
| Birth of a sister | Marie Olsen October 24, 1882 (Age 20 months) |
| Birth of a sister | Marie Olsen October 24, 1882 (Age 20 months) |
| Birth of a half-sister | Olga Olivia Olsen September 3, 1896 (Age 15 years) |
| Death of a paternal grandmother | Ane Christophersdatter March 2, 1897 (Age 16 years) |
| Death of a father | Niels Olsen February 12, 1904 (Age 22 years) Shared note: Niels levede med 3 kvinder og fik børn med dem alle, men han blev kun gift med Caroline Amalie. Han døse som enkemand, hvilket fremgår af skiftet, og han efterlod isg intet.
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| Birth of a son #1 | Erik Thorkild ( f Larsen) Valentin December 21, 1908 (Age 27 years) |
| Adoption of a son | Erik Thorkild ( f Larsen) Valentin July 9, 1919 (Age 38 years) |
| Death | Død April 2, 1931 (Age 50 years) |
| Family with parents |
| father |
Niels Olsen Birth: September 18, 1842 28 29 — Torslunde, Kobenhavn, Denmark Death: Død — February 12, 1904 — Apostelkirke, København |
| mother |
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| younger sister |
Marie Olsen Birth: Fødsek — October 24, 1882 — Skt. Mathæus, København |
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-20 months herself |
Birth: Fødsel — February 16, 1881 — Skt. Mathæus, København Death: Død — April 2, 1931 — Skt. Johannes kirke, København |
| Family with parents |
| mother |
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| younger sister |
Marie Olsen Birth: Fødsek — October 24, 1882 — Skt. Mathæus, København |
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-20 months herself |
Birth: Fødsel — February 16, 1881 — Skt. Mathæus, København Death: Død — April 2, 1931 — Skt. Johannes kirke, København |
| Father’s family with Caroline Amalie Kauffmann |
| father |
Niels Olsen Birth: September 18, 1842 28 29 — Torslunde, Kobenhavn, Denmark Death: Død — February 12, 1904 — Apostelkirke, København |
| step-mother |
Caroline Amalie Kauffmann Birth: June 2, 1844 35 38 — Nykøbing, Region Zealand, Denmark Death: January 21, 1877 — Kommunehospitalet, København |
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Marriage: February 17, 1865 — Trinitatis Kirke, København |
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2 months half-sister |
Anna Wilhelmine Olsen Birth: April 23, 1865 22 20 — Den Kongelige Fødselsstiftelse, Amaliegade, København, Danmark Death: Død — April 24, 1942 — Kommunehospitalet, København |
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4 years half-brother |
Birth: May 27, 1869 26 24 — Den Kongelige Fødselsstiftelse, Amaliegade, København, Danmark Death: June 27, 1939 — Frederiksberg, Hovedstaden, Danmark |
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23 months half-brother |
Christian Valdemar Olsen Birth: April 25, 1871 28 26 — Den Kongelige Fødselsstiftelse, Amaliegade, København, Danmark Death: September 6, 1956 — Frederiksberg, Denmark |
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3 years half-sister |
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2 years half-sister |
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| Father’s family with Mathilde Birthe Marie Veisel |
| father |
Niels Olsen Birth: September 18, 1842 28 29 — Torslunde, Kobenhavn, Denmark Death: Død — February 12, 1904 — Apostelkirke, København |
| step-mother |
Mathilde Birthe Marie Veisel Birth: September 23, 1857 — Frederiksberg, Frederiksberg, Denmark Death: October 8, 1921 — Frederiksberg, Denmark |
| half-sister |
Olga Olivia Olsen Birth: September 3, 1896 53 38 — Den Kongelige Fødselsstiftelse, Amaliegade, København, Danmark |
| Mother’s family with Jens Peter Jensen |
| step-father | |
| mother |
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Marriage: August 6, 1868 — Viborg |
| Mother’s family with Jens Peter Jensen |
| step-father |
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| mother |
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Marriage: August 6, 1868 — Viborg |
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Divorce: — |
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23 months half-sister |
Albertine Margrethe Jensen Birth: July 2, 1870 26 25 — Ringkøbig |
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5 years half-brother |
Ole Wilhelm Jensen Birth: about 1874 30 29 — København |
| Family with Niels Karl Valentin |
| husband |
Niels Karl Valentin Birth: May 28, 1884 |
| herself |
Birth: Fødsel — February 16, 1881 — Skt. Mathæus, København Death: Død — April 2, 1931 — Skt. Johannes kirke, København |
| son |
Birth: Fødsel — December 21, 1908 24 27 — Den Kongelige Fødselsstiftelse, Amaliegade, København, Danmark |