Masonry Magazine January 1966 Page.20
TRINITY
Trinity White Masonry Cement
WHITE
High workability... longer board life... bag-to-bag uniformity...non-staining
GENERAL PORTLAND CEMENT CO
A PRODUCT OF GENERAL PORTLAND CEMENT CO. Offices Chicago Dallas Houston Tampa Miami Chattanooga Fort Wayne Kansas City, Kan. Fredonia, Kan. Oklahoma City Los Angeles
CC
20
MASONRY Nov./Dec., 1966