HA Recherche

24.10.1666 (WK-NPB C.085.1), 12.10.1668 (WK-NPB C.085.2).

Im ersten Brief, Beilage von Dedekind.

20.06.1660 (WK-NPB C.121.1), 06.08.1661 (WK-NPB C.121.2).

1 Brief undatiert.

20.09.1672 (WK-NPB C.147.1), 02.04.1673 (Datierung: "Oster-Meß 1673", WK-NPB C.147.2).