Background
JAHN, Alfredo was born on October 8, 1867 in Caracas. Son of Alfred Jahn and Eugenie Hartmann.
geographer civil engineer and agriculturist
JAHN, Alfredo was born on October 8, 1867 in Caracas. Son of Alfred Jahn and Eugenie Hartmann.
Assistant engineer on the construction of the Central Railways of Venezuela, 1886. Chief engineer of construction work on a section of the Grand Railway (Gran Ferrocarril) of Venezuela, 1887-1902. Construction engineer in charge of various public works, 1903- 1906.
Chief traffic engineer of the Louisiana Guayra-Caracas railway, 1906.
Construction engineer, hydro-electric plant of Mamo, 1908-1909. Director of the Technical Department of the Ministry of Public Works, 1909.
Inspector general of railways, 1910. Chief engineer of the scientific exploratory commission in western Venezuela, 1910—1913.
President of the Central Board of Immigration, 1915.
Of the National Committee of Agriculture, 1927. Member of the Inter-American Commission. Representative to the American Roadbuilders Association.
Venezuelan delegate to the First Pan-American Highway Congress of Buenos Aires, 1925.
Sociedad Venezolana de Ciencias Naturales (president). Academia de Ciencias Físicas, Matemáticas y Naturales (vice-president). Academia Nacional de la Historia (vice-president).
Colegio de Ingenieros de Venezuela.
Married Aurelia López. Children: Maria - Aurelia, Eugenia, Alfredo, Gustavo, Margot, Carlos, Luisa, Carmen, Angelina, and Isabel.