- US IlHpHS elis.gra-1.7.70.611
- Item
- ca. 1890-1898
Part of Elisha Gray Collection
s.n.
Part of Elisha Gray Collection
s.n.
Gray National Telautograph Company : pp. iii-iv
Part of Elisha Gray Collection
Gray National Telautograph Company
Gray National Telautograph Company : Cover
Part of Elisha Gray Collection
Gray National Telautograph Company
Part of Elisha Gray Collection
Grand concert... : Electric telephone
Part of Elisha Gray Collection
Part of Elisha Gray Collection