Recherche dans la collection - No. 2 sections to accompany plan No. 1 shewing the proposed mode of revetement in front of St Lewis curtain. W.R. Ord, Lt. Col. Cg R. Engr. C.E. 22 August 1846 Plan referred to in specification dated 22nd August 1846. Geo. Blaiklock. P. Heaworth(?). [architectural drawing]