Miracle concrete: the great modern industry (1909)
Miracle Pressed Stone Co. · Miracle Pressed Stone Co. · leaf 87
e appearance. The pier is of equal size, con-sequently, it is an easy matter to place them in position, ready forthe sill. The actual cost of making a pier is about 5c, and you cansell all you can manufacture at from 12c to 15c. An ordinary cement floor or wooden floor, the mold, the con-crete and…
