Geerken, Olaf. “Museums, Missionaries and Middlemen: German Ethnographic Museums and Their Lutheran Missionary Collectors in Central Australia (1890 to 1914)”. Provenance Research on Collections from Colonial Contexts: Principles, Approaches, Challenges, edited by Claudia Andratschke et al., arthistoricum.net-ART-Books, 2023, pp. 152-6, https://doi.org/10.11588/arthistoricum.1270.c18875.