Collection search - Queen Charlotte Islands. Plans in Graham Island [showing Parry Passage, Virago Sound and Naden Harbour and the Bar and Alexandra Narrows] [cartographic material] / surveyed by Captain F.C. Learmonth R.N., assisted by Lieutenants B.O.M. Davy, H.P. Douglas, O.T. Hodgson, S.K. Smyth and J.R. Harvey R.N., H.M. surveying ship 'Egeria', 1907