1.   Electrical wiring necessitates using vapor barriers, so instead of solid limestone blocks, limestone facing is used.

2.   Eight containers of limestone blocks were loaded on its own trucks, bound for a luxury condominium complex in South Korea.

3.   It was nothing but walls of hand-cut limestone blocks with no roof and years of accumulated rubbish.

4.   Quarries near San Antonio supply the state with large limestone blocks and slabs.

5.   She walked to a mound covered partially by limestone blocks painted green by age and moss.

6.   The crude limestone blocks with their rough-hewn surfaces are carefully numbered, registered and shipped to Sacks.

7.   The huge limestone blocks were carried down a hillside by mule, ferried across the Tagus and hauled to Madrid by ox cart and narrow-gauge railway.

8.   The pocked limestone blocks felt smooth from the wear of human palms.

9.   We sailed past a huge limestone block shaped like a rudder, near the very southern extremity of the island.

10.   Walker and his partner, Perry Coke Smith, developed a faceted wall surface of limestone blocks that picked up on the slightly angled frontage on Wall Street.