TY  - BOOK
AU  - Davis, A. C.,
TI  - Portland cement
AV  - TP883 D38
PY  - 1943///
CY  - London
PB  - Concrete publications
KW  - Cemento Portland
N1  - Subtitulo: a practical treatise on modern methods of manufacturing and testing portland cement and on the chemistry of portland cement, with some notes on the development of cement from the earliest times
ER  -