992,274
edits
Changes
mLine 48:
Line 48: − File:Photophony1.jpg|Photophone receiver, one half of Bell's wireless [[optical communication]] system, ca. 1880
KS update 1.3
File:Brodhead-Bell-Morton Mansion.jpg|The Brodhead–Bell mansion, the Bell family residence in Washington, D.C., from 1882 to 1889{{sfn|Bruce|1990|pp=297–299}}
File:Brodhead-Bell-Morton Mansion.jpg|The Brodhead–Bell mansion, the Bell family residence in Washington, D.C., from 1882 to 1889{{sfn|Bruce|1990|pp=297–299}}
File:AG Bell 1.jpg|Alexander Graham Bell in his later years
File:AG Bell 1.jpg|Alexander Graham Bell in his later years
</gallery>
</gallery>
== References ==
== References ==