S. A. Roos was a lieutenant of the marines who served as adjutant to W. K. van Gennep during the First Boni Expedition 1859. He later compiled a detailed report on the campaign, which serves as a primary source for the operations.
Contributions
Roos’s report described the landing, the deceptive tactics, and the subsequent engagements at Badjoa, Laoni, and Tjinrana‑rivier.
See Also
Source
De geschiedenis van het Nederlandsche Korps Mariniers van 1665‑1945, OCR text, pp. 113 – 114.