Pagina 144 en 145 van Fotoboek van de Algemeene Vereeniging van Rubberplanters ter Oostkust van Sumatra ().Two book pages with links A photo of Indian workers washing coffee in a factory at Sumatra (Dutch Indian country syndicate) and on the right information about factory coffee preparation. Part of photo album of the general union of rubber planters on the east coast of Sumatra ().

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Photo credit: © BTEU/RKM / Alamy / Afripics
License: Licensed
Model Released: No

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