Ion Th. Simionescu
Romanian geologist, paleontologist and naturalist / From Wikipedia, the free encyclopedia
Ion Th. Simionescu (born Ion Gheorghiu; 10 July 1873 – 7 January 1944) was a Romanian geologist, paleontologist and naturalist.
Ion Th. Simionescu (born Ion Gheorghiu; 10 July 1873 – 7 January 1944) was a Romanian geologist, paleontologist and naturalist.