10. Mr. B. Harrisonasked the Postmaster-General what action he is taking to improve the Silver End telephone exchange to eliminate interference.
§ Mr. MarplesI had not previously known about this trouble, and I am sorry it should have arisen. The quality of transmission on the individual line mentioned to me by my hon. Friend has been specially checked and possible causes of
Call Charges Manual Service Tariff (3 minutes minimum charge) New Tariff for Automatic Service Time bought for 2d. Charge for dialled calls lasting 1 minute 2 minutes 3 minutes s. d. s. d. s. d. s. d. Within telex local charging area 6 1 minute 2 4 6 Calls between centres under 15 miles apart 6 Calls between centres 15–35 miles apart 9 Calls between centres 35–50 miles apart 1 0 30 seconds 4 8 1 0 Calls between centres 50–75 miles apart 1 3 20 seconds 6 1 0 1 6 Calls between centres 75–125 miles apart 1 6 15 seconds 8 1 4 2 0 Calls between centres over 125 miles apart 2 0 Teleprinter Rental £160 a year £160 a year