British standard specification for Portland cement : revised 1920 /
| Korporace: | |
|---|---|
| Typ dokumentu: | Kniha |
| Jazyk: |
angličtina |
| Vydavatel: |
London :
Crosby Lockwood & son,
1920.
|
| Edice: |
British engineering standards association ;
No. 12-1920 |
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