It was not until 1637 that the explorations of the upper river began, Jannequin, Sieur de Rochfort, in that year ascending the river some 200 m.
The explorations conducted in 1905 added positive evidence.
Not only has scientific study advanced at the university of Buenos Aires, but scientific research is promoting the development of the country; examples are the geographical explorations of the Andean frontier, and especially of the Patagonian Andes, by Francisco P. Moreno.
P. Moreno, " Explorations in Patagonia " (Geogr.
As, however, it was proved by the explorations of Sir Charles Warren in1869-1870that the Tyropoeon valley passed under this corner, and that the foundations must have been of enormous depth, Fergusson's theory must be regarded as untenable (see also Sepulchre, Holy).
How would you define explorations? Add your definition here.