- Group of Field Telephones...
- German Telephone Switchboard, 1928...
- Very Early Siemens & Halske Butterstamp Telep...
- System 22 Electromechanical Telephone Exchang...
- Collection of German Telephones...
- 8 German Telephones...
- Telephones and Equipment...
- French Desk Telephone by A. Burgunder, c. 191...
- 3 Switchboards and 2 Bells...
- 2 German Telephones...
- French "Système Ader" Wall Telephone, c. 1880...