This is an original antique 1940s GPO ( General Post office ) British black bakelite telephone with the CALL EXCHANGE feature. It has been converted and can be used today in the UK and all over the worldwide . They were also called the #300 series. This telephone has a serial number( 164 57 ) under the handset. It is in excellent condition for its age. This is the best example of a rare model of the British 300 series telephone.
The CALL EXCHANGE model was used in offices & homes as a shared party line.

On the base of the telephone are the original factory markings 

312F T E 57 / 3A

Dimensions are 15 cm wide, 19 cm depth, 15 cm heigh & weighs Please note that this is an original phone from the 1940s, and will have some wear and tear , its 80 years old.

This model has the Call Exchange badge & button that was used in the days of shared party lines ( the telephone line was shared between rooms, houses or offices )

Ahura Collectables have supplied and maintain a number of these phones for the exclusive Arts Club Hotel in Dover Street, London. On each floor just outside the lift on the lobby wall hangs one of the wonderful phones Siemens Wall phones. In each of the magnificent bedroom suites there are two 1940s GPO British black bakelite telephones, one on the desk table in the lounge and another on the bedside table.

All our antique telephones are fully stripped down, polished & rewired with hand platted cords in our workshop near Oxford , England. The phones have all original fittings inside and we try to keep all the original parts wherever possible. They come fitted with a standard British connection & all International customers ( USA, Europe, Asia Etc) will be provided with a RJ11 adapter, so the customer can use the phone on any fixed analogue telephone landline.

Customers who have a digital line will have to get a Pulse to Tone Converter . They can be bought separately under the ADAPTER section in Telephones. 

Please see the attached pictures for the Uk & international RJ11 connections.