DescriptionView of the Fortaleza of Gurupá (1756).png
English: View of the Fortaleza of Garupá. In the Collection from the prospects of the villages, and more remarkable places that are found on the map that the engineers created on expedition starting from the city of Pará to the village of Mariua in the Rio Negro, 1756. Drawing in Indian ink by João André (Johann Andreas) Schwebel. He was a German military engineer and was hired by the Portuguese Crown to be part of the Commission of border demarcations in the northern region of Brazil according to the Treaty of Madrid (1750). The Portuguese commission stayed for five years conducting surveying and hydrographic services in this region. This view, together with the others in this group, constitute an iconographic collection of the region between Belém and Barcelos during the colonial period. Collection of the Biblioteca Nacional do Brasil.
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