Part of a series of 22 plaques surrounding Union Square depicting the history of the square from 1600 to 1882 - the year in which the first Labor Day Parade took place at Union Square, and labor movement events that were held in the United States (Union)
The plaques are made of bronze, designed by Gregg LeFevre and set up in 2002
The development of public transport (chariots-buses) in the 19th century around Union Square.
The plaque shows the Broadway lines of 1831, 1851, 1864 and 1886 (Line 232 from Battery to Central Park)
These chariots were moving on railroads as one or more horses dragged them.