No.5 et 22 Departement du Pas de Calais: Boulogne, St Omer
Single sheet. Hand coloured engraving. Scale: 1:86,400. The map is linen backed and segmented for folding into a slip case. 1758 in lower right corner. Fifth and twenty second sheet of Cassini's 'Carte de France', in slip case 'Tom.1'.