Showing 6 results

Digital object
Elisha Gray Collection
Elisha Gray

Elisha Gray

US IlHpHS elis.gra-1.70.325

Grand concert... : Electric telephone

Grand concert... : Electric telephone

US IlHpHS elis.gra-1.5-70.612.1

Gray Electric Company

Gray Electric Company

US IlHpHS elis.gra-1.7.70.611

Gray National Telautograph Company : Cover

Gray National Telautograph Company : Cover

US IlHpHS elis.gra-i

Gray National Telautograph Company : pp. iii-iv

Gray National Telautograph Company : pp. iii-iv

US IlHpHS elis.gra-iii-iv

Music by telegraph

Music by telegraph

US IlHpHS elis.gra-1.5-69.268.2