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Name: Peter F Koos
Birth: 12 Jun 1894 Iowa
Death: 1 December 1964 Davenport, Scott County, Iowa, United States of America
Father: Heinrich Johann Koos
Mother: Marie Caroline Gerdtz
Name: Peter Michael Koos
Birth: 21 Aug 1890 Iowa
Death: Oct 1971 La Motte, Jackson, Iowa, USA
Father: Peter D Koos
Mother: Margaret A. Bank
Name: Peter F Koos
Birth: 12 Jun 1894 Iowa
Death: 1 December 1964 Davenport, Scott County, Iowa, United States of America
Father: Heinrich Johann Koos
Mother: Marie Caroline Gerdtz
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