TY - BOOK AU - Eckel,Edwin C. AU - Smith,Eugene Allen TI - The materials and manufacture of Portland cement. By Edwin C. Eckel: The cement resources of Alabama. By Eugene A. Smith T2 - Alabama. Geological survey 1873- Bulletin AV - QE81 .A15 no. 8 PY - 1904/// CY - Montgomery PB - Brown printing company KW - Portland cement KW - Cement KW - Alabama ER -