Description:

SIR THOMAS MITCHELL (1792-1855, surveyor and explorer of SE Australia): 1845 (30 Sept) ALS from Surveyor General's Office Sydney to Captain Phillip Parker King RN, mentions final preparations for his fourth expedition into Queensland, including Barometers, two boats in halves under construction, and asks his opinion of A.W.Brignall late Commander of the Revenue Cutter who has offered his services.