The first telegraph ticker to print words patented in New York City

Royal Earl House of New York City patented the first telegraph ticker machine than prints letters of the alphabet.  It reproduced fifty words a minute in Roman letters. (By John Osborne)
Source Citation
Joseph Nathan Kane, ed., Famous First Facts (New York: H.W. Wilson Company, 1981), 636.
    Date Certainty
    Exact
    Type
    Science/Technology
    How to Cite This Page: "The first telegraph ticker to print words patented in New York City," House Divided: The Civil War Research Engine at Dickinson College, https://hd.housedivided.dickinson.edu/node/11844.