Napoleon II
18111832
The son of Napoleon I and disputed Emperor of the French for two days in 1815
4 ទំព័រវិញ្ញាណក្ខន្ធ បានរកឃើញ
មើលទាំងអស់ក្នុង Lives ជាមួយតម្រងដែលបានអនុវត្ត18111877
French astronomer and mathematician best known for mathematically predicting the existence and precise location of the planet Neptune