Mit slægtsforskingsprojekt.

1878 - 1949 (71 år)

	Første Fætre / Kusiner
1	Hattie M Petersen , f. mar. 1877, Germany d. Ja, dato ukendt
2	Katherine Margaret Petersen , f. 1878, Germany d. 1965, Iowa, USA
3	Charles Jurgen Petersen , f. 18 jul. 1879, Germany d. 3 aug. 1966, Iowa, USA
4	Matilda M 'Lillie' Petersen , f. sep. 1882, Germany d. Ja, dato ukendt
5	Catharina Petersen , f. 1 maj 1884, Esperstoftfeld, Schleswig-Flensburg, Schleswig-Holstein, Germany d. 30 sep. 1909, Husum, Nordfriesland, Schleswig-Holstein, Germany
6	Bertha Wilhelmina Petersen , f. 4 sep. 1884, Cedar, Iowa, USA d. 1 jun. 1977, Durant, Cedar, Iowa, United States
7	Richard Oscar Petersen , f. 20 nov. 1886, Walcott, Scott, Iowa, USA d. 1932, Iowa, USA
8	Walter Bennie Petersen , f. 21 jul. 1888, Plainview, Scott, Iowa, United States d. Ja, dato ukendt
9	Malinda Nora Petersen , f. 10 mar. 1890, Farmington, Cedar, Iowa, USA d. 31 jul. 1984, Iowa, USA
10	Hulda Nora Petersen , f. jan. 1892, Iowa, USA d. 1986, Wheatland, Clinton, Iowa, United States
11	Otto A Petersen , f. jun. 1893, Iowa, USA d. Ja, dato ukendt
12	Leonard Albert Petersen , f. 31 dec. 1894, Iowa, USA d. Ja, dato ukendt
13	Arnold Peter Petersen , f. 14 aug. 1898, Cedar, Iowa, USA d. Ja, dato ukendt
14	Rose Velma Petersen , f. 15 apr. 1901, Cedar, Iowa, USA d. 1 okt. 1951, Wilton, Muscatine, Iowa, USA

Martha Anna Christine Petersen