~Voids:~ Voids in Sand; Effect of Mixture--Effect of Size of Grains--Voids
in Broken Stone and Gravel; Effect of Method of Loading; Test
Determinations; Specific Gravity; Effect of Hauling--Theory of the
Quantity of Cement in Mortar; Tables of Quantities in Mortar--Tables of
Quantities in Concrete--Percentage of Water in Concrete--Methods of
Measuring and Weighing; Automatic Measuring Devices.