Laurentius Doll(2 Aug 1771 - 25 Dec 1821)
Marie Eva Pfieffer(1776 - 11 Nov 1851)
b. 1811
d.  
b. 15 Jul 1811, Stuttgart, Germany
d. 1858, Johnson County-Iowa
Children
Andrew Bonnert(1843 - 1921)
Mary Bonnert(25 Dec 1849 - 10 May 1924)