The Interborough Rapid Transit subway, which broke ground in 1900 after many years of political maneuvering, was not the first attempt at transit tunneling in New York City. Several other groups attempted to build tunnel lines with varying degrees of success. Probably the most well known of these early attempts, at least in terms of subway lore, was an 1870 demonstration line, the Beach ...
Tagged as:
Pneumatic,
pneumatic component,
pneumatic cylinder,
pneumatic tool,
pneumatic valve,
solenoid valve
