Oldest pages
Showing below up to 50 results in range #51 to #100.
- Trouble Recorder (17:58, 24 February 2025)
- District Selector (11:26, 25 February 2025)
- CMS:KRKO Broadcast Transmitter (20:03, 25 February 2025)
- Western Electric Model 6-B (20:10, 25 February 2025)
- Trouble (21:26, 25 February 2025)
- Number Three Electronic Switching System (23:24, 3 March 2025)
- Trunk (10:31, 6 March 2025)
- Tandem switch (10:50, 6 March 2025)
- CMS:Outline of the Connections Museum (12:30, 6 March 2025)
- Jim's warehouse (10:04, 7 March 2025)
- CMS:Number One Crossbar Switch (10:08, 7 March 2025)
- Master Test Frame (10:19, 7 March 2025)
- CMS:Les Anderson (22:14, 10 March 2025)
- No. 2 Omnigraph (17:43, 11 March 2025)
- CMS:Early Telephone History Display (17:45, 11 March 2025)
- Bell System Prefixes (19:52, 11 March 2025)
- CMS:No. 9 Telegraph Testboard (21:02, 11 March 2025)
- CMS:Number Three Electronic Switching System (15:10, 14 March 2025)
- 1122 Third Avenue (09:44, 20 March 2025)
- CMS:Strowger Step-by-Step (SXS) Switch (09:52, 20 March 2025)
- CMS:Panel gen (10:55, 22 March 2025)
- Semi-mechanical (08:24, 26 March 2025)
- All-relay switch (05:34, 27 March 2025)
- Panel Machine Switching System (05:59, 27 March 2025)
- Panel Call Indicator (11:55, 27 March 2025)
- Outgoing Sender (11:57, 27 March 2025)
- Multi-Frequency Signaling System (21:33, 27 March 2025)
- Holding time (11:45, 29 March 2025)
- Centralized Automatic Message Accounting (07:53, 30 March 2025)
- Outgoing sender (09:40, 31 March 2025)
- Sender (09:53, 31 March 2025)
- Sender (disambiguation) (14:52, 31 March 2025)
- 1200 Third Avenue (14:30, 1 April 2025)
- CMS:2B Electronic Hub Teletype Testboard (14:44, 1 April 2025)
- CMS:Teletype Collection (14:44, 1 April 2025)
- CMS:1A Teletype Test Set (14:52, 1 April 2025)
- 1A Teletype Test Set (14:53, 1 April 2025)
- Busy hour (09:26, 2 April 2025)
- CMS:Completing Marker 0 (CM0) (21:40, 2 April 2025)
- Alternate routing (22:12, 2 April 2025)
- C*NET (22:15, 2 April 2025)
- West central office (22:23, 2 April 2025)
- CMS:Number Five Crossbar Switch (07:30, 3 April 2025)
- CMS:Completing Marker 1 (CM1) (21:40, 3 April 2025)
- Local Automatic Message Accounting (21:42, 3 April 2025)
- Trunk Link (21:47, 3 April 2025)
- Facility (22:07, 3 April 2025)
- 5ESS (22:14, 3 April 2025)
- Crossbar Switching System (11:55, 4 April 2025)
- Decoder (11:55, 4 April 2025)