You are here: Home > Browse the Library > BSPs (Bell System) > by Letter Code > C Series I&M, Sets > C40 - C99: Magneto, Public Tel, Special Uses, etc.

Check out the TCI YouTube channel here. Please subscribe!

Check here for the 2024 Telephone Shows

Folder C40 - C99: Magneto, Public Tel, Special Uses, etc.

Documents

pdf C71.346 1A1 KTS Station Connections 440 and 460 Series Sets Connection Data Issue 2 May 1958 tci ocr Popular

By 346 downloads

Download (pdf, 662 KB)

C71.346 1A1 KTS- Station Connections - 440 and 460 Series Sets - Connection Data - Issue 2 May 1958 tci-ocr.pdf

C71.346 1A1 KTS Station Connections 440 and 460 Series Sets Connection Data Issue 2 May 1958 tci ocr

Contributed by Steve Cichorsky.

pdf C71.347 02 Key Telephone Sets 565HDR Common Battery Connections Issue 2 July 1961 tci ocr Popular

By 333 downloads

Download (pdf, 505 KB)

C71.347.02 Key Telephone Sets - 565HDR - Common Battery - Connections - Issue 2 July 1961 tci-ocr.pdf

C71.347 02 Key Telephone Sets 565HDR Common Battery Connections Issue 2 July 1961 tci ocr

Contributed by Steve Cichorsky.

pdf C71.347 03 Key Telephone Sets 565LDR Common Battery Connections Issue 2 July 1961 tci ocr Popular

By 323 downloads

Download (pdf, 486 KB)

C71.347.03 Key Telephone Sets - 565LDR - Common Battery - Connections - Issue 2 July 1961 tci-ocr.pdf

C71.347 03 Key Telephone Sets 565LDR Common Battery Connections Issue 2 July 1961 tci ocr

Contributed by Steve Cichorsky.

pdf C71.347 Key Telephone Sets 540 and 560 Series Common Battery Connections Issue 3 July 1959 tci ocr Popular

By 395 downloads

Download (pdf, 6.05 MB)

C71.347 Key Telephone Sets - 540 and 560 Series - Common Battery - Connections - Issue 3 July 1959 tci-ocr.pdf

C71.347 Key Telephone Sets 540 and 560 Series Common Battery Connections Issue 3 July 1959 tci ocr

Contributed by Steve Cichorsky.

pdf C71.349 2 203A TIE LINE 204A RINGDOWN 205A STATION LINE CONN AND MAINT tci ocr Popular

By 346 downloads

Download (pdf, 506 KB)

C71 349 2 203A TIE LINE - 204A RINGDOWN - 205A STATION LINE - CONN AND MAINT tci -ocr.pdf

C71.349 2 203A TIE LINE 204A RINGDOWN 205A STATION LINE CONN AND MAINT tci ocr

Contributed by Steve Cichorsky.

pdf C71.504.00 I1 Jan61 Station Line Concentrators 235A 236A Key Telephone Units ID Conn Ocr Op R Popular

By 547 downloads

Download (pdf, 405 KB)

C71.504.00_i1_Jan61_Station_Line_Concentrators_235A_236A_Key_Telephone_Units_ID_Conn_ocr_op_r.pdf

C71.504.00 I1 Jan61 Station Line Concentrators 235A 236A Key Telephone Units ID Conn Ocr Op R

Contributed by Steve Hilsz and Steve Cichorsky.  OCR by Clint Gilliland.

pdf C71.505 1A and 1A1 KTS Bridging Circuit For Conferencing On Two PBX Lines Issue 3 March 1962 tci ocr Popular

By 358 downloads

Download (pdf, 1.33 MB)

C71.505 1A and 1A1 KTS - Bridging Circuit For Conferencing On Two PBX Lines - Issue 3 - March 1962 tci-ocr.pdf

C71.505 1A and 1A1 KTS Bridging Circuit For Conferencing On Two PBX Lines Issue 3 March 1962 tci ocr

Contributed by Steve Cichorsky.

pdf C71.511 03 200H Type Telephone Units Issue 3 September 1961 tci ocr Popular

By 411 downloads

Download (pdf, 2.13 MB)

C71.511.03 200H-Type Telephone Units - Issue 3 September 1961 tci-ocr.pdf

C71.511 03 200H Type Telephone Units Issue 3 September 1961 tci ocr

Contributed by Steve Cichorsky.

pdf C71.511 05 200K Type Key Telephone Units Issue 2 July 1961 tci ocr Popular

By 362 downloads

Download (pdf, 1.93 MB)

C71.511.05 200K-Type Key Telephone Units - Issue 2 July 1961 tci-ocr.pdf

C71.511 05 200K Type Key Telephone Units Issue 2 July 1961 tci ocr

Contributed by Steve Cichorsky.

pdf C71.834 2 Multi Station Private Line Telephone Circuits For The FAA Issue 1 July 1959 tci ocr Popular

By 349 downloads

Download (pdf, 1.30 MB)

C71.834.2 Multi-Station Private Line Telephone Circuits For The FAA - Issue 1 - July 1959 tci-ocr.pdf

C71.834 2 Multi Station Private Line Telephone Circuits For The FAA Issue 1 July 1959 tci ocr

Contributed by Steve Cichorsky.

pdf C71.834 9 4 WIRE Stations Description Supplies And Installation Issue A January 1960 TPTTCo L A Area tci ocr Popular

By 337 downloads

Download (pdf, 694 KB)

C71-834-9 4-WIRE Stations Description - Supplies - And Installation Issue A - January 1960 TPTTCo - L A Area tci-ocr.pdf

C71.834 9 4 WIRE Stations Description Supplies And Installation Issue A January 1960 TPTTCo L A Area tci ocr

Contributed by Steve Cichorsky.

pdf C71.835 00 KTS Station Arrangement For 2 And 4 Wire No 5 Crossbar Central Office Lines Identification Issue 2 January 1963 tci ocr Popular

By 389 downloads

Download (pdf, 3.37 MB)

C71-835-00 KTS - Station Arrangement For 2- And 4-Wire No 5 Crossbar Central Office Lines - Identification - Issue 2 January 1963 tci-ocr.pdf

C71.835 00 KTS Station Arrangement For 2 And 4 Wire No 5 Crossbar Central Office Lines Identification Issue 2 January 1963 tci ocr

Contributed by Steve Cichorsky.

pdf C71.835 01 2 AND 4 WlRE No 5 CROSSBAR CONNECTIONS Issue 1 May 1961 tci ocr Popular

By 416 downloads

Download (pdf, 1.09 MB)

C71-835-01 2-AND 4-WlRE No 5 CROSSBAR -CONNECTIONS Issue 1 May 1961 tci -ocr.pdf

C71.835 01 2 AND 4 WlRE No 5 CROSSBAR CONNECTIONS Issue 1 May 1961 tci ocr

Contributed by Steve Cichorsky.

pdf C71.861 00 Switching System No 400 IDENTIFICATION Issue 1 June 1962 tci ocr Popular

By 355 downloads

Download (pdf, 5.37 MB)

C71 861 00 Switching System No 400 - IDENTIFICATION - Issue 1 June 1962 tci -ocr.pdf

C71.861 00 Switching System No 400 IDENTIFICATION Issue 1 June 1962 tci ocr

Contributed by Steve Cichorsky.

pdf C71.905 01 PRIVATE LINE EQUIPMENT No 51 DESCRIPTION AND LIMITATIONS Iss A Feb 1960 tci ocr Popular

By 312 downloads

Download (pdf, 206 KB)

C71-905-01 PRIVATE LINE EQUIPMENT No 51 -DESCRIPTION AND LIMITATIONS - Iss A Feb 1960 tci -ocr.pdf

C71.905 01 PRIVATE LINE EQUIPMENT No 51 DESCRIPTION AND LIMITATIONS Iss A Feb 1960 tci ocr

Contributed by Steve Cichorsky.

pdf C71.905 02 PRIVATE LINE EQUIPMENT No 51 SUPPLIES Issue A Feb 1960 tci ocr Popular

By 337 downloads

Download (pdf, 147 KB)

C71-905-02 PRIVATE LINE EQUIPMENT No 51 - SUPPLIES - Issue A Feb 1960 tci -ocr.pdf

C71.905 02 PRIVATE LINE EQUIPMENT No 51 SUPPLIES Issue A Feb 1960 tci ocr

Contributed by Steve Cichorsky.

pdf C71.905 03 PRIVATE LINE EQUIPMENT No 51 INSTA LLATION Iss A Feb 1960 tci ocr Popular

By 330 downloads

Download (pdf, 148 KB)

C71-905-03 PRIVATE LINE EQUIPMENT No 51 - INSTA LLATION Iss A Feb 1960 tci -ocr.pdf

C71.905 03 PRIVATE LINE EQUIPMENT No 51 INSTA LLATION Iss A Feb 1960 tci ocr

Contributed by Steve Cichorsky.

pdf C71.911 01 MANUAL SELECTIVE EXCLUSION KEY TWO OR MORE LINES Iss A June 1961 tci ocr Popular

By 383 downloads

Download (pdf, 299 KB)

C71-911-01 MANUAL SELECTIVE EXCLUSION KEY- TWO OR MORE LINES Iss A June 1961 tci -ocr.pdf

C71.911 01 MANUAL SELECTIVE EXCLUSION KEY TWO OR MORE LINES Iss A June 1961 tci ocr

Contributed by Steve Cichorsky.

pdf WR-C42.102 i2 Oct43 - Coin Collectors Multi Slot Types Description Operation Popular

By 672 downloads

Download (pdf, 947 KB)

C42.102_WR_I2_Oct43_Coin_Collectors_Multi_Slot_Types_Description_Operation.pdf

WR-C42.102 i2 Oct43 - Coin Collectors Multi Slot Types Description Operation

Issue 2, October 1943.  Contributed by Chuck Hensley.

pdf WR-C63.411 i1 Apr43 - Telephone Sets converted to 302-type - Connections Popular

By 924 downloads

Download (pdf, 707 KB)

WR-C63.411_I1_Apr43_TelSetsConvertedTo_302_Types.pdf

WR-C63.411 i1 Apr43 - Telephone Sets converted to 302-type - Connections

Issue 1, April 43. War Related info. Single-lilne conversions from 105, 205, 208, 305, 401, 410, 411, 440, 441, 460, 461 and 462. Contributed by Steve Cichorsky.

New User?

Read the articles under "Introduction" in the black menu bar above.

Recent Contributors

Thanks for new documents from Bruce Patterson, Jon Kolger, Paul Ivester, Len Hicken, Paul Fassbender, Fred Haynes, Kurt Rudolph, Wade ("Kellogg KITT"), the Connections Museum, Rick Walsh, Jeff Lamb, Jeremy Walters, Mark Cuccia, Alan David, Harry Joseph, Charlie Terry, Karl Brose, Dennis Hock, Tim Griffin, Remco Enthoven, and Steve Cichorsky.

Please send a file to add your name to this list!

Who's online

We have 893 guests online