2 Ringing Machines by Walter Jones & Co. (Engineers) Ltd. Serial nos. 73546 and 73548
2 Ringing Machines by Walter Jones & Co. (Engineers) Ltd. Serial nos. 73546 and 73548, c. 1970
- Object Number:
- 1993-916 Pt1
- type:
- ringing machines
Selected components from the Strowger PABX Telephone Exchange of Societe Generale Strauss-Turnbull Securities Ltd, 3 Moorgate Place, London EC2, dismantled in 1990.
2 Ringing Machines by Walter Jones & Co. (Engineers) Ltd. Serial nos. 73546 and 73548, c. 1970
Three 18-Position Relay boxes with covers, c. 1970
Two 10-Position Relay Boxes with covers marked "Manual Alarms" and "Finder CCT", c. 1970
One Ten-Position Relay Box with Selector Mechanism but no contact banks, c. 1970
Two Wall-Mounting Junction Boxes, marked "High Grade Private Circuit" "Destination Paris", "CCT No L-PSP369" (Box 1) and "CCT No L-PSP99" (Box 2)
One Portable Dialling Test Unit SA8183. DGM SA8183F
Four Spare Jack Plus Leads Code 434130, c. 1980
Two Spare Jack Connection Boxes "Unit 1B" Code 372917, c. 1980
One Sare Strip Connector 170/10A Code 313637, c. 1980
Documentation, comprising Post Office Diary (A4 Hard Back), GPO Strauss Turnbull PABX3 ( Test & Inspection Routines), Inter PBX Private Circuit Man-Auto W/Selector Level Access Drg PSS 301240 (Description of operation), Secondary Battery Log Chart (Hard Back Log Book), and British Telecom Site Record (A4 Ring Binder Book)