Systeme Ader (SIT) phone with double receivers
1890
Ericsson wall telephone
1890

Siemens and Halske M89 wall phone

1890

About This Phone

Polished walnut case, serial no. 23140, carbon pencil transmitter, serial no. 53506 M 1889B, 2 Siemens & Halske earphones, serial nos. 124863 and 124253, including wiring and key.