NRS-12924 | Trigonometric survey of Port Jackson

This survey was commenced as a military survey by order of General Darling and continued by Lt. Col. Sir T.L. Mitchell, Surveyor General of New South Wales.This map shows coastal and inland details of Port Jackson (including Sydney, and villages around the Harbour), giving depth of water in fathoms, and distance in theodolite readings.There are also two comparative views given, one of a General View of Port Jackson taken with A Theodolite from Station A in the year 1829; and the other a View of the Entrance to Port Jackson taken with a Theodolite from Station B in the year 1853.This copy of the map was apparently retained by the Sydney Railway Company.There is another copy of the map among the Surveyor General's records (NRS 13866 SR Map Nos. 6326-29).(X1348). 1 map. NoteThis description is extracted from Concise Guide to the State Archives of New South Wales, 3rd Edition 2000.