Collection search - Plans, elevation & sections of a bomb proof Commissariat store house proposed to be erected across the gorge of Mann's Bastion in the Citadel of Quebec. S.C. Melhuish Capt. Rl Engr, Comg Quebec District. E.W. Durnford, Col. Comg Rl Engr Canada. 4th Nov. 1831. [architectural drawing]