Recherche dans la collection - Plan of the Government Ground near the wood yard at Montreal showing the position of the buildings on lots 46, 47, 48, 49, 50. and the proposed situation of the Ordnance Office. St Helen. W.B. Marlow, July 17, 1827, Lt. Rl Engr. Saml Romilly, Capt. Rl Engr Comg Dist. [cartographic material]