Grand concert... : Electric telephone Add to clipboard US IlHpHS elis.gra-1.5-70.612.1 Item 1874 Part of Elisha Gray Collection
Gray Electric Company Add to clipboard US IlHpHS elis.gra-1.7.70.611 Item ca. 1890-1898 Part of Elisha Gray Collection s.n.
Music by telegraph Add to clipboard US IlHpHS elis.gra-1.5-69.268.2 Item 1877 Part of Elisha Gray Collection