English: Territory of the Free Imperial City of Wetzlar (within the dotted line). Cropped from a French military map drawn during the Seven Years War ("Partie méridionale du Landgraviat de Hesse-Cassel avec une partie de la Vetteravie") showing parts of the Wetterau and Hesse-Cassel. Engraver: H. Cöntgen, Mainz, 1760.