November 2010
Volume 49, Number 11

FEATURES

Indiana Limestone
How and why calcium carbonate, deposited over millions of years as marine fossils decomposed at the bottom of the sea, play a role
in American architecture

Levels and Measuring
A showcase reviewing just a few of the measuring and leveling products that are available to our industry today

Green Masonry
Innovative, new products that enhance the traditional beauty and durability of masonry, while creating sustainable solutions for the building professional