Jan Hendrik Marsman 1892-1956, connection to Needle Hill Tungsten Mine

HF: Jan Hendrik Marsman, was born in 1892 in the Netherlands and died in 1956, I think in the Philippines. He was known as Hank to his friends. He started his working life as an engineer and later developed extensive business interests in the Philippines. Marsman is of interest to us because he became involved, through his company Marsman Hong […]
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