Researching the Tisson family withthe following ancillary families: Greve, Gerken, Brichet, Wried,Stophers, Boettjer, Frahm from the German area around the city of Hamburg, Bremerhaven and Neuwied. Also Haase, Wenken, von Essen, Meyer from the Oldenburg region. Neuring, Klooss, Sauerland, Pecker from Goettingen and Stendal. Bembenek from Hamburg and West Prussia (Poland) and Kowalewsky from Neuwied and Lemberg, West Prussia (Poland). Some Tissons also lived in and around Baltimore, MD.Will appreciate any info and am willing to reciprocate.