1792 Margaret "Peggy" Robbins/RobinsBorn: Approx. 1792 but the date is not certain. Died: Unknown; sometime after 1865 Her father was Unknown. Her mother was Unknown. She was married to Peter Burghdorf of Germany, date and place unknown. In the 1865 census, household members named are: Betsy D. (age 8) Frank (age 5) Hannah (less than 1 year I think, hard to read) Margaret Burgdorf (age 73) Henry (age 22) Henry C. Sherman, born 1843, would be Margaret's grandson. Apparently he was the head of household in this census listing. Genealogy HOME Search Tool.