Lead: New York needed a subway. Alfred Beach was ready to supply it.

Intro.: A Moment in Time with Dan Roberts.

Content: By 1870 the need to move people quickly around the City of New York was apparent to all. The streets were clogged with pedestrians and horse-drawn vehicles and the steam and smoke put out by locomotives. Alfred Ley Beach, editor of the Scientific American and an inventor in his own right, had been experimenting with pneumatic propulsion, the use of air pressure to force a cylinder through a tightly sealed tube.

Listen to Segment