History: Early Senate subway car carries passengers between the Capitol and the Senate office building, ca. 1915 [2500 x 1658]

https://i.imgur.com/7gm1TY2.jpg via /r/HistoryPorn https://www.reddit.com/r/HistoryPorn/comments/94ri02/early_senate_subway_car_carries_passengers/?utm_source=ifttt