Heinrich Wilhelm Ferdinand "Ferd" Kayser, FRGS (1833 – 12 October 1919) was the mine manager of Mount Bischoff Tin Mining Company for thirty years. (en)
Heinrich Wilhelm Ferdinand "Ferd" Kayser, FRGS (1833 – 12 October 1919) was the mine manager of Mount Bischoff Tin Mining Company for thirty years. (en)