Preliminary survey by Commander Andrew F. Balfour R.N., assisted by Lieuts, G.W. Gubbins, C.E. Monro, B.T. Somerville, S.C. Weigall, A. Waugh & Mr T. Rice, Boatswain R.N. H.M. surveying ship "Penguin" 1893-5. With additions in Wana Wana Lagoon and vicinity from sketches by Lieut F.L. Langdale, R.N. 1900. Reproduced by Hydrographic Branch, Sydney by permission of the hydrographer. Engraved 1895
Allied Geographical Section, “South Pacific Solomon Islands: New Georgia: Wana Wana to Mbulo Island,” Monash Collections Online, accessed February 7, 2023, https://repository.erc.monash.edu/items/show/30720.