Humour, por Alfredo Martirena

The water: A big problem

Alfredo Martirena

Alternative mud bricks

 
© y ® Alfredo Martirena

E-Learning



 © y ® Alfredo Martirena

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MartirenaMore cartoons from Alfredo Martirena. All rights reserved.

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Consultants

Kathryn Pozak
Swiss and Canadian
Political Scientist and Journalist
English, Spanish, spoken German.
General concepts and synergies, backstopping, evaluations

Videos

Horno  Vertical Contínuo

Vertical Shaft Brick Kiln - VSBK unloading mechanism
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