File:Petrobrás-cavalo-mecânico-2.jpg

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Petrobrás. Modelo de cavalo mecânico em operação. Campus da Universidade Federal do Rio Grande do Norte, Natal, Brasil. Petrobras. Nodding donkey (or horsehead pump) model. Federal University of Rio Grande do Norte Campus, Natal, Brazil.

Copyright © 2005 Patrick.

Foto feita por mim mesmo, Janeiro/2005 (User:Patrick-br, pt:Usuário:Patrick). Self-made (User:Patrick-br, pt:Usuário:Patrick), January-2005.


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current15:59, 19 April 2005Thumbnail for version as of 15:59, 19 April 20051,600 × 1,200 (868 KB)Patrick-br (talk | contribs)Petrobrás. Modelo de cavalo mecânico em operação. Campus da Universidade Federal do Rio Grande do Norte, Natal, Brasil.

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