CHAPTER XXIX.
JULY 16, 1842--MARCH 26, 1843 Continued discouragements .-- Working on improvements .-- First submarine cable from Battery to Governor's Island .-- The Vails refuse to give financial assistance .-- Goes to Washington .-- Experiments conducted at the Capitol .-- First to discover duplex and wireless telegraphy .-- Dr.Fisher.
-- Friends in Congress .-- Finds his statuette of Dying Hercules in basement of Capitol .-- Alternately hopes and despairs of bill passing Congress .-- Bill favorably reported from committee .-- Clouds breaking .-- Ridicule in Congress .-- Bill passes House by narrow majority .-- Long delay in Senate .-- Last day of session .-- Despair .-- Bill passes .-- Victory at last.