Valentin von Massow 1864–1899 Source: Wikimedia Commons About Valentin von Massow German colonial military officer (1864-1899) People from the Same Era Giovanni Vacca 1872–1953 historian of mathematics, mathematician, sinologist, university teacher Genoa Ralph P. Quarles 1855–1921 judge Mihail Sfakianakis 1858–1939 politician Vrahasi Samuel Marinus Zwemer 1867–1952 Protestant theologian, missionary, orientalist, traveler, university teacher Zeeland Charter Township Daniele Rosa 1857–1944 evolutionary biologist, language inventor, zoologist Susa Yogorō Katō 1872–1967 chemist Kariya