New and neat drawing of the excavation that is to be carried out, starting from the city of Utrecht to Spakenborg in the Southern Sea, with its own demarcation, etc., Joachim Ottens, circa 1725

Scale [c. 1:40. 000]. Two maps on one sheet. Date: circa 1725. Place of creation: Amsterdam, printed by the widow of Joachim Ottens op de Nieuwendyk in de Warelt kaart. Dimensions: height: 17 cm (6.6 in); width: 34 cm (13.3 in). Medium: copperplate print. Collection: Special Collections of the University of Amsterdam. Map - Special Collections University of Amsterdam - OTM- HB-KZL I 2 A 1 (22)