Recherche dans la collection - A plan of the city and fortifications of Louisbourg, from a survey made by Richard Gridley, Lieut. Col of the Train of Artillery in 1745... Published by Thos's Jefferys, geographer to the Prince of Wales at Charing Cross, April 20, 1757. Price 25. [cartographic material]

A plan of the city and harbour of Louisbourg with the French batteries that defended it and those of the English showing that part of the Gabarus Bay in which they landed and the ground on which they encamped during the siege of 1745; 38.0 x 45.0; 1:21, 120. A map of Gabarus Bay, adjoining to Louisbourg; 10.0 x 10.5; 1:47,840 (approx.).
First state of this map - later states in 1758 (etc?)
This ia a manuscript copy of a "plan sent by Bugadier Wald to Rt. Hon. Wm. Pitt, enclosed in his scheme for taking Louisbourg. Nov. 7, 1757. (C.O.2. Vol. 52. P. 83).

Scale 1:3,600

The microfiche version is NMC4291