Describir: A COMPENDIUM of information on selected low-cost building materials /

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| |__/ ||    | ||   |  --  \\  | \_/ ||  | [] ||   | \_/ || |  /\  || 
|_____//     |_||   |______//   \___//   |  __//    \___//  |_// \_|| 
 -----`      `-`'   `------`    `---`    |_|`-`     `---`   `-`   `-` 
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