Category:Influence of alum and soap solutions of the permeability of concrete (1909)

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Media in category "Influence of alum and soap solutions of the permeability of concrete (1909)"

The following 5 files are in this category, out of 5 total.

Influence of alum and soap solutions of the permeability of concrete (1909) (14594390060).jpg 2,567 × 3,575; 1.83 MB
Influence of alum and soap solutions of the permeability of concrete (1909) (14594438469).jpg 3,664 × 2,599; 1.95 MB
Influence of alum and soap solutions of the permeability of concrete (1909) (14777948841).jpg 2,627 × 3,567; 1.82 MB
Influence of alum and soap solutions of the permeability of concrete (1909) (14781100015).jpg 2,541 × 3,569; 1.88 MB
Influence of alum and soap solutions of the permeability of concrete (1909) (14800960823).jpg 2,635 × 3,711; 1.99 MB

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