January 10th, 1888.
On this day, A.B. Blackburn patented the railway signal.
A signal is a mechanical or electrical device placed by the side of a railway designed to light up and direct train engine drivers.
We as a people, must remember our history, a history often displaced in the archives of American history. Back history is American history through and through and is something we must revive in our minds before it is erased forever