70. is one cause of the rapid growth of our population.

70 is a section of the cylinder and valve chests of a horizontal Corliss engine.

The total money stock (in circulation and in the Treasury, eliminating certificates representing gold and silver), was about $4,233,000,000, of which 70 per cent was metal (largely represented in circulation by paper certificates) and 30 per cent was paper.

The '70s were times of MRTP culture.