Alexander Alekhine
18921946
Russian-French chess player, writer, and jurist, known as the fourth World Chess Champion who held the title for two reigns, revolutionizing strategic play and chess theory.
2 goffadwriaeth wedi'u canfod
Gweld pob un yn Bywydau gyda'r hidlydd wedi'i gymhwyso18751946
American physical chemist known for the covalent bond, Lewis dot structures, and coining the term 'photon'
