| 1872 | Born in Baradero,
Buenos Aires. Land Surveyor and Topographer.
Educated in Switzerland. |
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| 1895/
1896 |
Exploration commission of the La Plata museum. | |
| 1895/
1903 |
Argentina-Chile
border commission. Directed by Francisco P. Moreno. First
plans of the region, discovered lakes Cholila,
Rivadavia, Epuyen. |
|
| 1903 | Makes hydrological
maps of the province of Buenos Aires with Dr.
Moreno. |
|
| 1910/
1915 |
Commission for Hydrological studies for the Ministry of public works. Chief assistant, to the Eng. Bailley Willis. | |
| 1914 | Foment Commission
of San Carlos de Bariloche. at the time of the
writing of the memorial in 1916. |
|
| 1920 | Inspector for the directorship for Lands and Colonies. | |
| 1921 | Colaborates with the commission in the route planning of the San Antonio Oeste - Nahuel Huapi railway. Topographical maps. | |
| 1922 | Scientific
Commission of the Buenos Aires Zoo. Dr. Clemente Onelli organizes
a scientific expedition to the Esquel region, province of Chubut, in search
of a prehistoric animal. Engineer Emilio Frey led the expedition.
"The Plesiosaurus." |
|
| 1922 | Provisional director of the National Park of the South. Author of the first bye-laws. | |
| 1931 | Co-founder of the Andean club, Bariloche. | |
| 1934 | First intendant of the Nahuel Huapi National Park. | |
1963 |
Dies in San Carlos de Bariloche. |