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Familie: Knud Valdemar Helm-Petersen / Blance Marthea Daniels (F44296)
g. 23 apr. 1931Knud Valdemar Helm-Petersen (1878-1951) 
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Harriet Lüders Jørgensen (1880-1967)
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| Astrid Helm-Petersen (1907- ) |
| Poul Frederik Helm-Petersen (1910- ) |
Carl Johan Helm-Petersen (1911-1962)  |
| Leif Mogens Helm-Petersen (1911- ) |
| Knud Valdemar Helm-Petersen (1908- )
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| Blance Marthea Daniels (1908- ) |