Humour, por Alfredo Martirena

The water: A big problem

Alfredo Martirena

Alternative mud bricks

 
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E-Learning



 © y ® Alfredo Martirena

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Consultants

Marcelino Castro
Nicaraguan
Civil Engineer (MSc)
Spanish, English, Russian.
MCR tiles, instruction, quality control, experience in many cultures.

Videos

Molino de lodo: testimonio
Earth mill for fired clay bricks - Testimony (spanish only)
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