TUMBA/BRUX. Action de 2e Série de F500. green, black. #100000. No 50051. Several small edge-tears (repaired). Vignette of a Congolese in a sugar-cane field. Vignette of an African man standing amidst sugar cane.The company's land was in the Bas Congo region, by the Kwilu and Lukanga Rivers, and, after planting, it built the sugar-mills it needed. The project was successful, and production rose steadily. The company survived at least into the late 1940s.