जन्म नियंत्रण प्रचारक ज्यांनी लंडनमध्ये 1921 (1880-1958) मध्ये पहिले जन्म नियंत्रण क्लिनिक उघडले.,

stopes's Usage Examples:

At Dolaucothi they stoped out the veins and drove adits through bare rock to drain the stopes.

The shafts and stopes of the Quincy Mine have slowly filled with groundwater since the closing of the mine.

In old mines, stopes frequently collapse at a later time, leaving craters at the surface.

1980s the emphasis on the methodology of the recovery of ore swung from the adits and stopes of underground mining to the open pit.

The Chateaugay mine was one of the deepest commercial iron ore mines in the United States, with stopes as much as 3,500 feet (1,050 m) below the surface.