The product is an antique topographical map of Australasia and Melanesia, specifically focusing on New Zealand and the Samoan Islands. It was published in 1921 by L.L. Poates Engineering Company in Adelaide, Australia. The map was created using the lithography printing technique, making it a sheet map from the 1920s. This historical piece provides a detailed view of the region during that time period, making it a valuable collectible for map enthusiasts and historians.