 Following a 12-year stint as "Emu" Editor, he turned his attention to a new project, a comprehensive handbook of Australian birds, an endeavour which expanded in scope to become the "Handbook of Australian, New Zealand and Antarctic Birds" (HANZAB) of which he was the editor-in-chief of the first two volumes.For most of his later years from 1975, he lived at Moruya in the Eurobodalla Shire of the NSW South Coast.Here, he continued to be active in natural history, helping found the Eurobodalla Natural History Society in 1986, serving as its President as well as editor of its journal "Nature in Eurobodalla".