the oldest dates back to 1910 (wax Edison scrolls). Additionally, more than 500,000 films and photos are kept in the film and photo libraries. Finally, the Department of History and General Scientific Services manages thousands of historical objects and 350 archives, including some of Henry Morton Stanley's journals. Some of the collections are digitally accessible. The herbarium collection of the then-Congo Museum was transferred to that of the National Botanic Garden of Belgium in 1934. Archives The museum stores archives documenting its own institutional history, as well as archives of private businesses, organisations, and individuals. As of 2018, online finding aids exist for archives of Lieutenant-General , musicologist Paul Collaer, geologist , Commandant Francis Dhanis, Governor-General of the Belgian Congo Félix Fuchs, Lieutenant-General Cyriaque Gillain, General-Major , explorer , American explorer Richard Mohun, Colonel Emmanuel Muller, German explorer Paul Reichard, Captain Albert Sillye, British explorer Henry Morton Stanley, soldier and explorer Émile Storms, Vice-Governor General of the Congo Free State Alphonse van Gèle, historian Jan Vansina, territorial administrator Auguste Verbeken, historian Benoît Verhaegen, Commandant Gustave Vervloet, as well as the railway enterprises Compagnie du chemin de fer du bas-Congo au Katanga (BCK) and . Research The publicly accessible exhibitions only represent about 25 percent of the museum's activities. The scientific departments, which represent the bulk of the museum's academic and research facilities, together with the main collections, are housed in the former , the Stanley Pavilion and in the CAPA building. There are 4 departments: Department of Cultural Anthropology Ethnography Archaeology and Prehistory Linguistics and Ethnomusicology Anthropology and Ethnohistory Department of Geology and Mineralogy General Geology Mineralogy and Petrography Cartography and Photo interpretation Physical and Mineral chemistry Department of Zoology Vertebrates (Ornithology, Ichthyology, Herpetology, Osteology and Mammalogy) Entomology Invertebrates non-insects (Arachnology, Myriapodology, Acarology) Department of History and General Scientific Services History of the Colonial Period Contemporary History Agricultural and Forest economics (Geomorphology, Laboratory of Wood Biology) The museum also maintains a library of some 130,000 titles. In the context of discussions about the restitution of cultural objects in museum collections of colonial origin, the AfricaMuseum started to publicly present information about the provenance of such objects in its permanent exhibition in 2021. Controversy There has been controversy surrounding the Royal Museum for Central Africa. It had previously been called a museum that "has remained frozen in time". No mention was made of the pillage of resources and atrocities in the