Hughes typewriting telegraph instrument, unknown maker, 1860. Invented about 1855 by David E Hughes (1829/31-1900), US patent numbers, 14,917, 1856; 22,531, 1859 and 22,770, 1859; British patent number 938, 1858.
Hughes typewriting telegraph instrument, unknown maker, 1860. Invented about 1855 by David E Hughes (1829/31-1900), US patent numbers, 14,917, 1856; 22,531, 1859 and 22,770, 1859; British patent number 938, 1858.