↑Family source of data - Jeanette Miller. (Jeanette (Hammen) Miller in correspondence to Sharon Lemley, 1984-1989) in Johanna Rosenthal Petri's family data (Gottfried Johann Rosenthal family).
↑Family source of data - Jeanette Miller. (Jeanette (Hammen) Miller in correspondence to Sharon Lemley, 1984-1989) the first (incomplete) copy of the Petri family.
