Uncover the New York Stock Exchange’s little‑known pneumatic tube system—an engineering marvel that powered communication for decades, on a recent episode of the Exchange's in-house podcast, featuring curator Dave D’Onofrio, archivist Anna Melo, and Untapped New York founder Michelle Young!
In this episode, listeners will discover how these whooshing cylinders carried orders, quotes, and messages through a sprawling underground network that linked traders, clerks, and floors in real time.
