Dept of Lands and Surveys. This is a series of maps in different scales and different editions. They show the changing patterns of land ownership from 1900 to the 1960s, showing lease numbers, location numbers, land divisions, townsites, etc. There is an index map to the series. The series includes ocean, coastal and harbour charts showing depths, nature of the sea floor, hazards, aids to navigation, tides and currents.
Some charts show topographic details of adjoining coasts.
Earlier charts show depths in fathoms, and later in metres. Dept. of Marine and Harbours. It shows depths in metres and decimetres. Depths are shown by contours, gradient tints and soundings. The map includes text, illustrations and tidal information and bridge clearances as insets and in margin.