William M. Troutman


Roles


Masonry Magazine March 1973 Page. 33
March 1973



Next time you light up a cigarette, get a look at your kid's face.

AMERICAN CANCER SOCIETY

THIS SPACE CONTRIBUTED BY THE PUBLISHER



masonry
March, 1973

(Continued from page 11)
J. Curtis Cou

Masonry Magazine April 1970 Page. 25
April 1970

Books...
(Continued from page 20)

commercially available fly ash aggregates. It reports on the compressive strength, modulus of elasticity, unit weight, creep, drying shrinkage, splitting tensile strength, and freeze-thaw resistance characte