Port Moresby, New Guinea, south coast [cartographic material] : from a British survey in 1885 /

3rd ed., April 1921 / small corr. 1939. Hydrographic chart with depth shown by soundings and height shown by hachures and spot heights.; "No. 2948."; Printed in black and yellow.; Also available in an electronic version via the internet at: http://nla.gov.au/nla.map-vn4556171; Library's copy includes ms. annotations, in pencil. Inset: Approaches to Port Moresby. Scale 1:109,709