SARAH ELIZABETH GRISWOLD, SECOND WIFE OF S. F. B. MORSE
From a daguerreotype.

MORSE AND HIS YOUNGEST SON
From an ambrotype.

HOUSE AND LIBRARY AT 5 WEST 22D STREET, NEW YORK
TELEGRAM SHOWING MORSE'S CHARACTERISTIC DEADHEAD, WHICH HE ALWAYS USED TO FRANK HIS MESSAGES

MORSE IN OLD AGE
From a photograph by Sarony.

SAMUEL F. B. MORSE

HIS LETTERS AND JOURNALS

CHAPTER XXI

OCTOBER 1, 1832—FEBRUARY 28, 1833

Packet-ship Sully.—Dinner-table conversation.—Dr. Charles T. Jackson.— First conception of telegraph.—Sketch-book.—Idea of 1832 basic principle of telegraph of to-day.—Thoughts on priority.—Testimony of passengers and Captain Pell.—Difference between "discovery" and "invention."—Professor E.N. Horsford's paper.—Arrival in New York.— Testimony of his brothers.—First steps toward perfection of the invention.—Letters to Fenimore Cooper.