The document provides background information on a public lecture given about research conducted on photographs taken in 1873 of Aboriginal people in Grafton, NSW by German photographer John William Lindt. Some key findings from the research project include:
1) Charlie Whitton is believed to be "King Charley of Ulmarra" depicted in one of Lindt's photographs based on evidence linking him to the McLachlan property where the photo was taken.
2) Arthur Devlin is identified as the figure lying down in one photo based on a matching prison photo from 1877.
3) Mary Ann Cowan is confirmed to be the young woman labeled "Mary Ann of Ulmarra" after a photo of her as an