![TELEPHONE: This is an original Chicago Telephone Supply company wall phone from around 1902-1910. CTS was also one o… | Wall phone, Antique phone, Antique telephone TELEPHONE: This is an original Chicago Telephone Supply company wall phone from around 1902-1910. CTS was also one o… | Wall phone, Antique phone, Antique telephone](https://i.pinimg.com/200x/39/0c/91/390c91f7158983ef0925cd84a3c3d6a5.jpg)
TELEPHONE: This is an original Chicago Telephone Supply company wall phone from around 1902-1910. CTS was also one o… | Wall phone, Antique phone, Antique telephone
![The Digital Research Library of Illinois History Journal™: The History of Chicago / Evanston Telephone Exchanges Including Their Two-Letter Codes and Meanings. The Digital Research Library of Illinois History Journal™: The History of Chicago / Evanston Telephone Exchanges Including Their Two-Letter Codes and Meanings.](https://2.bp.blogspot.com/-KLX3O35sLQQ/WfeM-_qjBbI/AAAAAAAAS4Y/VTgE9Lhz4I8VplgyUWVDKQw9jjnXEvDtACLcBGAs/s1600/IllinoisTunnelAdNews.png)
The Digital Research Library of Illinois History Journal™: The History of Chicago / Evanston Telephone Exchanges Including Their Two-Letter Codes and Meanings.
![This is an oak wall phone from the early 1900s made by Chicago telephone Supply Company. | Wall phone, Old wall, Vintage radio This is an oak wall phone from the early 1900s made by Chicago telephone Supply Company. | Wall phone, Old wall, Vintage radio](https://i.pinimg.com/736x/ee/96/53/ee965301e3b30baaae9c3d4e3dc15eeb--telephone-restoration.jpg)