BLR

See Chuck Hensley's comprehensive index to articles in the BLR in the folder below.  It can be used to locate articles to research, whether found in the TCI LIbrary or elsewhere.

Chuck has offered to scan a limited number of pages from his collection (at his convenience).  Send requests using the "Contact Us" link in the Menu Bar above.

HINT:  Search for "BLR" followed by a topic keyword to find a series of related articles.  Use alphabetic sort to display them in chronological order.  e.g.  BLR PBX  or  BLR Picturephone.

When posted, complete scanned BLR issues were available here:
  http://www.americanradiohistory.com/Bell_Laboratories_Record_Issue_Key.htm

Documents

Order by : Name | Date | Hits | [ Ascendant ]

75Sep BLR P316 DIMENSION PBX 75Sep BLR P316 DIMENSION PBX

Date added: 07/21/2013
Date modified: 07/21/2013
Filesize: 2.26 MB
Downloads: 2349

Bell Labs Record. Contributed by Chuck Hensley.

75Jan BLR P18 Customer Products Evolution 75Jan BLR P18 Customer Products Evolution

Date added: 07/08/2013
Date modified: 07/08/2013
Filesize: 3.53 MB
Downloads: 2039

Bell Labs Record. Contributed by Chuck Hensley.

77Nov BLR P276 HORIZON PBX Design Development 77Nov BLR P276 HORIZON PBX Design Development

Date added: 08/08/2013
Date modified: 08/08/2013
Filesize: 1.33 MB
Downloads: 1976

Bell Labs Record. Contributed by Chuck Hensley.

68Aug BLR P222 Polygrid For AUTOVON 68Aug BLR P222 Polygrid For AUTOVON

Date added: 10/20/2013
Date modified: 10/20/2013
Filesize: 1008.89 kB
Downloads: 1678

Bell Labs Record. Contributed by Chuck Hensley.

57Jun BLR P219 Operator Chairs 57Jun BLR P219 Operator Chairs

Date added: 05/20/2013
Date modified: 05/20/2013
Filesize: 1.04 MB
Downloads: 1619

Bell Laboratories Record. Contributed by Chuck Hensley.

75Dec BLR P427 Recycling Plastic 75Dec BLR P427 Recycling Plastic

Date added: 07/21/2013
Date modified: 07/21/2013
Filesize: 757.29 kB
Downloads: 1489

Bell Labs Record. Contributed by Chuck Hensley.

77Mar BLR P79 COMKEY 718 1434 2152 77Mar BLR P79 COMKEY 718 1434 2152

Date added: 08/08/2013
Date modified: 08/08/2013
Filesize: 1.8 MB
Downloads: 1482

Bell Labs Record. Contributed by Chuck Hensley.

56Aug BLR P294 Aluminum Booth 56Aug BLR P294 Aluminum Booth

Date added: 04/21/2013
Date modified: 04/21/2013
Filesize: 778.65 kB
Downloads: 1471

Bell Labs Record.  Contributed by Chuck Hensley.

68Apr BLR P106 AUTOVON 68Apr BLR P106 AUTOVON

Date added: 09/28/2013
Date modified: 09/28/2013
Filesize: 1.21 MB
Downloads: 1428

Bell Labs Record.  Contributed by Chuck Hensley.

66mar BLR -  1A2 Key Telephone System 66mar BLR - 1A2 Key Telephone System

Date added: 10/28/2009
Date modified: 03/15/2013
Filesize: 3.44 MB
Downloads: 1362

Mar 1966, Bell Labs Review, Pages 85-88. "Key Telephone System: The Latest Chapter"

67Apr BLR P122 Jacketed Station Wire 67Apr BLR P122 Jacketed Station Wire

Date added: 06/15/2013
Date modified: 06/15/2013
Filesize: 648.03 kB
Downloads: 1338

Bell Laboratories Record.  Contributed by Chuck Hensley.

26Jun BLR P137 Vacuum Tubes Manufacture 26Jun BLR P137 Vacuum Tubes Manufacture

Date added: 08/20/2013
Date modified: 08/20/2013
Filesize: 1.41 MB
Downloads: 1290

Bell Labs Record.  Contributed by Chuck Hensley. 

76Jan BLR P3 Touch A Matic 76Jan BLR P3 Touch A Matic

Date added: 07/21/2013
Date modified: 07/21/2013
Filesize: 1.3 MB
Downloads: 1280

Bell Labs Record. Contributed by Chuck Hensley.

76Mar BLR P61 Centalized Attendant Service 76Mar BLR P61 Centalized Attendant Service

Date added: 07/21/2013
Date modified: 07/21/2013
Filesize: 2.16 MB
Downloads: 1258

Bell Labs Record. Contributed by Chuck Hensley.

74nov BLR - p302 812A PBX 74nov BLR - p302 812A PBX

Date added: 10/28/2009
Date modified: 03/15/2013
Filesize: 9.28 MB
Downloads: 1247

November 1974 Bell Labs Record.

75May BLR P235 Design Line Telephones 75May BLR P235 Design Line Telephones

Date added: 07/08/2013
Date modified: 07/08/2013
Filesize: 2.25 MB
Downloads: 1244

Bell Labs Record. Contributed by Chuck Hensley.

39jul BLR P347 Antisidetone Circuit 39jul BLR P347 Antisidetone Circuit

Date added: 03/15/2013
Date modified: 03/15/2013
Filesize: 819.09 kB
Downloads: 1239

Bell Labs Record.  Contributed by Chuck Hensley. 

77Nov BLR P271 HORIZON PBX 77Nov BLR P271 HORIZON PBX

Date added: 08/08/2013
Date modified: 08/08/2013
Filesize: 1.19 MB
Downloads: 1200

Bell Labs Record. Contributed by Chuck Hensley.

71Jan BLR P22 558A PBX 71Jan BLR P22 558A PBX

Date added: 04/21/2013
Date modified: 04/21/2013
Filesize: 995.85 kB
Downloads: 1186

Bell Labs Record.  Contributed by Chuck Hensley.

76May BLR P115 Telephone After 50 76May BLR P115 Telephone After 50

Date added: 08/04/2013
Date modified: 08/04/2013
Filesize: 2.51 MB
Downloads: 1135

Bell Labs Record. Contributed by Chuck Hensley.

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