'Peter Martens, 39 J, aus dem Marienburgischen Kreise aus dem Dorfe [village] Halbstadt, Mennon R, Leineweber [linen weaver], Frau Maria 25, Ki Jacob 11, Peter 9, Heinrich 6, Maria 5, Gerhard 3, Magdalena 1/2.'
'Johann [child of Peter Klassen] (25.12.1795-13.2.1847) m1) Maria Martens (b. 1803) m2) [as her first husband] 2.6.1837 Aganetha Töws (25.1.1818-24.7.1886) [who married second] 4.3.1852 Peter Dyck (no dates) ... Maria Martens was a daughter of Peter Martens of Neuendorf. ... Aganetha Töws was a daughter of Julius Töws of Rosenthal.'