Joseph Jerome Lefrancais de Lalande, French astronomer, 19th century. Lalande (1732-1807) was professor of astronomy at the College de France for 46 years from 1760, and in 1768 he was appointed director of the Paris Observatory. Obverse of a commemorative medal. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Heritage Images / Oxford Science Archive |
Bildgröße: | 4301 px × 4059 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
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