![](data/hessen/images/1/71487-fdh-hs-foto-id_1010__hs-30315/hermann_keyserling_mit_fr/100h_hermann-keyserling-mit-frau-und-zwei-soehnen-im-garten-stehend-71487.jpg)
"Hermann Alexander Graf von Keyserling (20 July [O.S. 8] 1880 – 26 April 1946) was a Baltic German philosopher from the Keyserlingk family. His grandfather, Alexander von Keyserling, was a notable geologist of Imperial Russia." - (en.wikipedia.org 12.08.2021)