Collection search - Skeleton plan showing the extent of the lines of works of Quebec &c. for the information of His Excellency Lord Aylmer K.C.B. commander of the forces in Canada &c. &c. &c. (Signed) Gusts. Nicolls Colonel Comg. Royal Engineers Canada, 21st May 1834. Royal Engineers Office Quebec 21st May 1834. Signed E. T. Fort Lieut. Royal Engineers. Signed. R. C. Alderson, Captn. Senior Rl. Engineers. Quebec District 21st May 1834. Copy. J. Nightingale, 7th July 1834. [cartographic material]