Telephone in wooden casing
Jasper Chandler Freley
Telephone in wooden casing. Experimental model
1876, Jasper Chandler Freley, USA
This telephone (prototype) was made by a Darmut University (Hanover) physicist in 1876, the same year Bell obtained his Patent for the telephone. This telephone had wire coils shaped from thick copper wire. They were connected to cables using solder.