Antonio de Ulloa

Antonio de Ulloa y Torre- Guiral ( born January 12, 1716 in Seville, Spain, † July 5, 1795 in Cadiz ) was a Spanish scholar and admiral.

He participated in the great French expedition to the length measurement of a degree of latitude ( see main article level measurement and Meridian arc ) under the equator (implemented from 1735 to 1741 ) part in the former Viceroyalty of New Granada. The expedition was commissioned by King Louis XV. under the leadership of Louis Godin. Other participants were La Condamine and Pierre Bouguer and later the Spanish officer Jorge Juan.

From 1766 to 1768 he was the first Spanish governor of Spanish Louisiana.

Works (selection)

• Noticias americanas: entretenimientos físico - históricos sobre la América meridional, y la septentrional oriental: comparación general de los Territories, Climas producciones y en las tres especies vegetal, animal y mineral, Madrid 1772
• Observación en el mar de un eclipse de sol, 1778
• "Observation de l' Eclipse de Soleil total retention avec le 24 juin & annulaire faite sur le 1778 vaisseau l' Espagne, commandant l' Escadre de la Nouvelle Espagne de la fleet, en faisant le trajet des Iles Terceres vers le Cap St. Vincent ", in: Histoire de l' Académie Royale des Sciences et Belles- Lettres of the [ Berlin] 1778, pp. 30-35.
• Conversaciones de Ulloa con sus tres hijos de servicio de la Marina, 1795.

Along with Jorge Juan:

• Relación histórica viaje del hecho de orden de su Majestad a la América Meridional, Madrid 1748.
• Secretas Noticias de América, sobre el estado naval, militar y político del Perú y provincia de Quito, Madrid 1748. Confidential manuscript, which was published under this title in 1826 in London.