"55. De racebaan te Fort de Kock. Sumatra." CreatorJean DemmeniDate of creation1911CollectionPhotographed on behalf of science; exotic people between 1860 and 1920
"56. De races te Fort de Kock in 1911. Sumatra." CreatorN.V. de Tulp, HaarlemDate of creation1911CollectionPhotographed on behalf of science; exotic people between 1860 and 1920