Bell System Practices
Western Electric Telephones and Equipment
As scanned by Frank Harrell (AKA Cowboy Frank)

File Naming Conventions
 NameSizeDescription

[DIR]Parent Directory -  
[   ]502-000-000-i01_1985-09-01.pdf340K  Numerical Index Divison 502, Common Battery Station Sets
[   ]502-000-010-i02_1977-12-01.pdf125K  Call Director Telephone Sets, Selection
[   ]502-110-100-i01_1974-08-03.pdf257K  Addendium
[   ]502-110-100-i02_1971-12-01.pdf1.5M  Key telephone sets, standard features and options, basic wireing requirments
[   ]502-110-100-i03_1979-07-02.pdf1.8M  Newer Issue
[   ]502-110-102-i01_1979-11-03.pdf153K  Addendium
[   ]502-110-102-i03_1975-11-01.pdf1.1M  Non-Key telephone sets, conversion to 1A1 or 1A2 key systems
[   ]502-110-102-i04_1978-05-02.pdf1.3M  Newer Issue
[   ]502-120-200-i04_1969-06-01.pdf508K  Selection of Indoor Locations
[   ]502-120-200-i05_1980-09-02.pdf399K  Newer Issue
[   ]502-120-202-i03_1971-01-01.pdf285K  Selecting Outdoor Locations
[   ]502-303-101-i03_1972-09-01.pdf1.6M  AC1 and AD1 telephone bases, used with 220A, 1220A and 2220B Trimline sets Reference
[   ]502-303-102-i01_1980-08-01.pdf132K  220, 226, 2220 and 2226 hand telephone sets Ident, Instlation, Connections Maintanince
[   ]502-303-102-i02_1979-12-02.pdf1.5M  Newer Issue
[   ]502-320-400-i02_1971-01-01.pdf277K  211 hand telephone sets Service
[   ]502-320-401-i02_1971-02-01.pdf251K  212L hand telephone sets Service
[   ]502-322-400-i03_1972-09-01.pdf728K  AC1 and AD1 telephone bases, with 220A, 1220A and 2220B hand telephone sets (Trimline) Service
[   ]502-322-400-i09_1980-09-02.pdf2.0M  Newer Issue
[   ]502-435-100-i01_1958-08-01.pdf561K  440, 460 Type Telephone Sets, Identification and assembly of parts Identification and Assembley
[   ]502-435-300-i01_1959-04-01.pdf680K  440, 460 Type Telephone Sets, Maintenance
[   ]502-435-400-i03_1960-06-01.pdf771K  440, 460 Type Telephone Sets, Service
[   ]502-435-401-i01_1971-04-01.pdf 47K  462AC, 466AC Type Telephone Sets, Service
[   ]502-500-120-i03_1974-11-01.pdf736K  540, 560, 1560 and 2560 telephone sets, Service
[   ]502-500-120-i04_1975-12-02.pdf774K  Newer Issue
[   ]502-501-100-i01_1980-04-01.pdf428K  554BNS, 2554BNS Telephone sets Identification, Installation, Maintenance
[   ]502-501-101-i03_1972-07-01.pdf1.5M  500A/B 500C/D 500J/K, 501A/B/ 501C/D 501J/K, 554A/B, 554F, 556A/B Reference
[   ]502-501-102-i02_1971-07-01.pdf2.9M  502-, 510-, 511-, 515-, 555-, 558- Reference
[   ]502-501-115-i02_1971-05-01.pdf2.6M  500E/F, 500H, 500L/M, 500P, 500R/S, 500U, 500W, 500Y, 500AD, 501F, 501P, 501U, 514B, 516B (specialty rotary) Reference
[   ]502-501-117-i02_1972-12-01.pdf1.0M  525 and 526 (weatherproof) Reference
[   ]502-501-120-i08_1978-08-01.pdf569K  503B, 503C, 503CM and 513B telephone sets Reference
[   ]502-502-101-i01_1970-02-01.pdf632K  1500D, 1554B (10 button desk-wall) Reference
[   ]502-503-101-i04_1974-02-01.pdf1.4M  2500D, 2554B (12 button desk-wall) Reference
[   ]502-503-102-i01_1970-02-01.pdf1.4M 
[   ]502-503-120-i07_1979-01-01.pdf495K  2503 telephone sets Reference
[   ]502-521-401-i02_1971-02-01.pdf178K  500A/B telephone sets Service
[   ]502-521-402-i02_1971-01-01.pdf245K  500C/D (standard rotary desk) Service
[   ]502-521-402-i04_1979-07-02.pdf273K  Newer Issue
[   ]502-521-403-i02_1971-02-01.pdf170K  500J/K telephone sets Service
[   ]502-521-404-i02_1971-02-01.pdf185K  501A/B telephone sets Service
[   ]502-521-405-i04_1976-01-01.pdf351K  501C/D amd 501CM/DM telephone sets Service
[   ]502-521-406-i02_1971-02-01.pdf178K  501J/K telephone sets Service
[   ]502-521-410-i02_1971-02-01.pdf173K  554A/B and F telephone sets Service
[   ]502-521-410-i04_1975-12-02.pdf451K  Newer Issue
[   ]502-521-411-i05_1979-10-01.pdf156K  556A/B telephone sets Sercice, Connections
[   ]502-522-401-i02_1971-02-01.pdf249K  1500D (10 button desk) Service
[   ]502-522-402-i03_1972-02-01.pdf320K  1554B (10 button wall) Service
[   ]502-523-401-i02_1971-02-01.pdf205K  2500D (12 button deak) Service
[   ]502-523-401-i07_1980-09-02.pdf390K  Newer Issue
[   ]502-523-402-i04_1974-02-01.pdf432K  2554B (12 button wall) Service
[   ]502-523-402-i09_1980-09-02.pdf1.1M  Newer Issue
[   ]502-531-401-i04_1979-05-01.pdf487K  502A/B and 502BM telephone sets Serice, Connections
[   ]502-531-402-i07_1977-05-01.pdf281K  510A, B, E, F and FM telephone sets Service
[   ]502-531-403-i02_1971-01-01.pdf136K  511A/B telephone sets Service
[   ]502-531-404-i02_1971-02-01.pdf160K  511C/D telephone sets Service
[   ]502-531-405-i06_1977-05-01.pdf327K  556A/B telephone sets Service
[   ]502-531-406-i04_1977-05-01.pdf304K  515B and 515BM telephone sets Service
[   ]502-531-407-i05_1979-06-01.pdf401K  555B, 555BM and 555BMP telephone sets Service
[   ]502-531-408-i02_1971-01-01.pdf111K  558A/B telephone sets Service
[   ]502-531-409-i02_1971-01-01.pdf115K  558C/D telephone sets Service
[   ]502-531-410-i05_1977-05-01.pdf389K  558F and 558FM telephone sets Service
[   ]502-532-401-i02_1971-02-01.pdf269K  1502B telephone sets Service
[   ]502-532-402-i02_1971-02-01.pdf440K  1510F (2-line 10 button desk) Service
[   ]502-532-403-i02_1971-02-01.pdf341K  1511D telephone sets Service
[   ]502-532-408-i02_1971-02-01.pdf345K  1511F/H (2-line, 10 button desk, wired for speakerphone)Service
[   ]502-532-409-i02_1971-02-01.pdf278K  1515B telephone setsService
[   ]502-532-410-i02_1971-02-01.pdf361K  1555B telephone setsService
[   ]502-532-411-i03_1972-02-01.pdf428K  1558D telephone setsService
[   ]502-533-401-i02_1971-07-01.pdf240K  2502B (12 button desk telephone with exclusion and signaling switches) Service
[   ]502-533-401-i04_1977-05-02.pdf321K  Newer Issue
[   ]502-533-402-i03_1971-06-01.pdf179K  2510F telephone setsService
[   ]502-533-402-i05_1977-05-02.pdf256K  Newer Issue
[   ]502-533-403-i02_1971-07-01.pdf322K  2511F, 2511H telephone sets Service
[   ]502-533-403-i04_1977-06-02.pdf842K  Newer Issue
[   ]502-533-404-i04_1977-05-01.pdf320K  2515B and 2515BM telephone sets Service
[   ]502-533-405-i03_1975-08-01.pdf434K  2555B, 2555BM and 2555BMP telephone setsService
[   ]502-533-406-i03_1972-08-01.pdf198K  2558D telephone setsService
[   ]502-533-406-i05_1977-05-02.pdf334K  Newer Issue
[   ]502-541-406-i02_1972-04-01.pdf389K  564HD telephone sets (no speakerphone or exclusion)Service
[   ]502-541-407-i03_1973-06-01.pdf372K  564HK, 564HL telephone sets (no speakerphone or exclusion) Service
[   ]502-541-407-i04_1975-12-02.pdf503K  Newer Issue
[   ]502-541-407-i05_1980-03-01.pdf647K  564HK, 564HL telephone sets (no speakerphone or exclusion) Service
[   ]502-541-410-i02_1971-12-01.pdf411K  565HD telephone sets Service
[   ]502-541-414-i04_1974-11-01.pdf549K  565HK, telephone sets (6 button rotary, no hold feature) Service
[   ]502-541-414-i05_1976-01-02.pdf492K  Newer Issue
[   ]502-541-414-i06_1979-09-02.pdf687K  Newer Issue
[   ]502-541-415-i05_1974-11-01.pdf716K  565HK telephone sets (6 button rotary office phone) Service
[   ]502-541-415-i07_1977-11-01.pdf961K  565HK telephone sets (6 button rotary office phone) Service
[   ]502-541-415-i08_1980-02-02.pdf1.0M  Newer Issue
[   ]502-541-416-i06_1975-10-01.pdf937K  565LK, 565 LKM telephone sets (4 line rotary office phone) Service
[   ]502-541-416-i07_1977-11-02.pdf936K  Newer Issue
[   ]502-541-416-i08_1980-02-01.pdf1.1M  565LK, 565 LKM telephone sets (4 line rotary office phone) Service
[   ]502-543-400-i02_1972-12-01.pdf1.1M  2563HB telephone setsService
[   ]502-543-400-i05_1972-12-02.pdf592K  Newer Issue
[   ]502-543-403-i05_1975-10-01.pdf665K  2565GK, 2565GKM telephone sets (no hold feature) Service
[   ]502-543-403-i06_1979-05-02.pdf837K  Newer Issue
[   ]502-543-405-i06_1975-10-01.pdf922K  2565HK, 2565HKM telephone sets Service
[   ]502-543-405-i07_1977-11-02.pdf962K  Newer Issue
[   ]502-543-405-i08_1980-08-02.pdf1.0M  Newer Issue
[   ]502-543-406-i06_1975-12-01.pdf947K  2565LK, 2565LKM telephone sets (equipted with cutoff feature) Service
[   ]502-543-406-i07_1977-11-02.pdf1.0M  Newer Issue
[   ]502-543-406-i08_1980-02-02.pdf1.0M  Newer Issue
[   ]502-580-401-i03_1976-05-01.pdf296K  500AD and 500ADM telephone sets Service
[   ]502-580-402-i03_1975-12-01.pdf292K  500E/F and 500EM/FM telephone sets Service
[   ]502-580-402-i04_1979-07-02.pdf338K  Newer Issue
[   ]502-580-403-i03_1975-03-01.pdf322K  501F and 501FM telephone sets Service
[   ]502-580-404-i02_1971-02-01.pdf189K  500H telephone sets Service
[   ]502-580-405-i03_1975-11-01.pdf449K  500L/M and 500MM telephone sets Service
[   ]502-580-405-i04_1977-05-02.pdf445K  Newer Issue
[   ]502-580-406-i02_1971-02-01.pdf253K  500P telephone sets Service
[   ]502-580-407-i02_1971-02-01.pdf392K  501P telephone sets Service
[   ]502-580-408-i06_1979-07-01.pdf326K  500R/S and 500SM telephone sets Service, connections
[   ]502-580-409-i02_1971-02-01.pdf190K  500U telephone sets Service
[   ]502-580-410-i02_1971-02-01.pdf395K  501U telephone sets Service
[   ]502-580-411-i03_1975-12-01.pdf282K  500W/Y and 500WM/YM telephone sets Service
[   ]502-580-411-i04_1977-05-02.pdf312K  Newer Issue
[   ]502-580-412-i04_1977-04-01.pdf302K  514B and 514BM telephone sets Service
[   ]502-580-437-i02_1971-02-01.pdf377K  525A/B telephone sets Service
[   ]502-580-438-i07_1979-04-01.pdf1.0M  526A/B and 526AM/BM telephone sets Service
[   ]502-580-455-i01_1972-12-03.pdf106K  Addendium
[   ]502-580-455-i03_1972-01-01.pdf1.6M  570 telephone sets (emergency reporting) Service
[   ]502-581-400-i02_1971-03-01.pdf436K  1500M telephone sets Service
[   ]502-581-401-i02_1971-03-01.pdf572K  1500S telephone sets Service
[   ]502-581-402-i02_1971-02-01.pdf422K  1500Y telephone sets Service
[   ]502-581-403-i02_1971-02-01.pdf307K  1514B telephone sets Service
[   ]502-581-403-i03_1971-02-02.pdf322K  Newer Issue
[   ]502-582-400-i03_1975-10-01.pdf326K  2500M and 2500MM telephone sets Service
[   ]502-582-400-i04_1977-05-02.pdf260K  Newer Issue
[   ]502-582-400-i05_1979-11-02.pdf297K  Newer Issue
[   ]502-582-402-i05_1977-05-01.pdf273K  2500S and 2500SM telephone sets Service
[   ]502-582-403-i03_1976-05-01.pdf259K  2500Y and 2500YM telephone sets Service
[   ]502-582-404-i05_1979-09-01.pdf325K  2514B and 2514BM telephone sets Service
[   ]502-582-415-i06_1979-02-01.pdf1.0M  2526B and 2526BM telephone sets Service
[   ]502-600-100-i02_1973-05-01.pdf1.1M  630, 1630, and 2630 series telephone sets Common Installation and Maintenance info
[   ]502-600-100-i03_1976-11-02.pdf1.2M  Newer Issue
[   ]502-602-101-i01_1970-09-01.pdf240K  1634, 1635, 1636, 1637, 1638 and 1639 Telephone Sets, Reference
[   ]502-603-101-i08_1980-09-02.pdf196K  Newer Issue
[   ]502-603-130-i02_1974-02-01.pdf370K  2662 and 2664 type telephone sets (6 button card dialer for headset) Reference
[   ]502-610-406-i02_1972-01-01.pdf1.8M  630A, B, C, D and 631A, B, C, D telephone sets Service
[   ]502-610-407-i06_1975-10-01.pdf1.8M  630DA, 630DAM, 631DA, and 631DAM telephone sets Service
[   ]502-610-407-i08_1980-05-02.pdf1.7M  Newer Issue
[   ]502-610-409-i01_1979-09-03.pdf157K  Addendium
[   ]502-610-409-i02_1972-04-01.pdf1.8M  634A, B, C, D and 635A, C D Telephone sets, Service
[   ]502-610-410-i02_1972-04-01.pdf2.0M  636A, B, C and 637A, B, C, D, telephone sets Service
[   ]502-610-417-i03_1974-03-01.pdf1.5M  634DA and 635DA, telephone sets Service
[   ]502-610-417-i05_1977-03-02.pdf1.5M  Newer Issue
[   ]502-610-418-i04_1975-03-01.pdf1.3M  636CA and 637DA, telephone sets Service
[   ]502-610-418-i05_1976-04-02.pdf1.6M  Newer Issue
[   ]502-610-418-i06_1980-07-02.pdf1.4M  Newer Issue
[   ]502-611-403-i01_1970-06-01.pdf522K  1636 and 1637 Type Telephone Sets, Service
[   ]502-612-400-i03_1972-09-01.pdf1.2M  2630D and 2631D, telephone sets Service
[   ]502-612-401-i05_1975-11-01.pdf1.6M  2630DA, 2630DAM, 2631DA and 2613DAM, telephone sets Service
[   ]502-612-401-i06_1979-07-02.pdf1.6M  Newer Issue
[   ]502-612-403-i02_1972-07-01.pdf1.6M  2634D and 2635D, telephone sets Service
[   ]502-612-404-i01_1970-05-01.pdf972K  2636- and 2637-, telephone sets Service
[   ]502-612-409-i04_1975-10-01.pdf1.4M  2634DA, 2634DAM, 2635DA, and 2635DAM, telephone sets Service
[   ]502-612-409-i05_1977-03-02.pdf1.5M  Newer Issue
[   ]502-612-410-i04_1975-03-01.pdf1.5M  2636CA and 2637DA, telephone sets Service
[   ]502-612-410-i05_1976-04-02.pdf1.4M  Newer Issue
[   ]502-612-425-i06_1980-10-01.pdf1.7M  2682 and 2683 type Telephone Sets, Connections and Maintenance Service
[   ]502-617-400-i01_1970-12-01.pdf386K  660 Card Dialer Telephone sets Service
[   ]502-617-401-i01_1970-12-01.pdf314K  661 Card Dialer Telephone sets Service
[   ]502-617-402-i01_1970-12-01.pdf677K  662 Card Dialer Telephone sets Service
[   ]502-617-403-i01_1970-12-01.pdf305K  663 Card Dialer Telephone sets with headphone jacks Service
[   ]502-619-400-i01_1970-12-01.pdf823K  2660 Telephone sets Service
[   ]502-619-402-i01_1970-12-01.pdf706K  2662- Telephone sets Service
[   ]502-619-403-i01_1971-01-01.pdf233K  2663A1 Telephone sets Service
[   ]502-619-404-i02_1972-05-01.pdf296K  2664- type telephone sets (6 button card dialer for headset) Service
[   ]502-660-424-i01_1967-01-01.pdf1.1M  2664- Type Telephone Sets, (6 button card dialer for headset) Connections
[   ]502-700-102-i01_1971-12-01.pdf910K  750, 1750 and 2750, (pannel phones) Copmmon Installationa dn Maintenance Information
[   ]502-701-100-i03_1973-07-01.pdf1.9M  701B, 702B (rotary Princess) Reference
[   ]502-702-100-i01_1970-03-01.pdf635K  1702B (10 button Princess) Reference
[   ]502-703-100-i03_1973-07-01.pdf758K  2702B (12 button Princess) Reference
[   ]502-705-100-i02_1971-08-01.pdf1.4M  750 (rotary pannel phone) Reference
[   ]502-706-100-i01_1970-03-01.pdf728K  1750 (10 button pannel phone) Reference
[   ]502-707-100-i01_1970-03-01.pdf827K  2750 (12 button pannel phone) Reference
[   ]502-721-401-i03_1971-08-01.pdf381K  701B (rotary Princess) Service
[   ]502-721-402-i03_1971-01-01.pdf236K  702B (rotary Princess) Service
[   ]502-721-402-i06_1978-06-02.pdf542K  Newer Issue
[   ]502-722-401-i02_1971-01-01.pdf349K  1702B (10 button Princess) Service
[   ]502-722-401-i03_1974-12-02.pdf510K  Newer Issue
[   ]502-723-401-i04_1973-06-02.pdf413K  Newer Issue
[   ]502-723-401-i08_1980-08-02.pdf693K  Newer Issue
[   ]502-724-401-i02_1971-01-01.pdf319K  712B (2-line rotary Princess with line-1 hold and signaling) Service
[   ]502-724-401-i04_1977-03-02.pdf897K  Newer Issue
[   ]502-725-401-i02_1971-01-01.pdf333K  1712B (2-line 10 button Princess) Service
[   ]502-726-401-i03_1972-12-01.pdf250K  2712B (2-line 12 button Princess) Service
[   ]502-726-401-i05_1977-05-02.pdf507K  Newer Issue
[   ]502-727-401-i02_1971-02-01.pdf143K  701D telephone sets Service
[   ]502-727-402-i07_1978-06-01.pdf369K  702D telephone sets Service
[   ]502-727-403-i02_1971-01-01.pdf188K  711B (2-line rotary Princess with line-1 hold) Service
[   ]502-727-404-i05_1978-10-01.pdf513K  713B and 713BM telephone sets Service
[   ]502-728-401-i04_1974-11-01.pdf500K  1702D telephone sets Service
[   ]502-728-402-i02_1971-02-01.pdf323K  1713B telephone sets Service
[   ]502-729-401-i06_1979-03-01.pdf486K  2702D and 2702DM telephone sets Service
[   ]502-729-402-i05_1979-07-01.pdf593K  2713B and 2712BM telephone sets Service
[   ]502-730-401-i02_1971-01-01.pdf690K  750A (rotary pannel phone) Service
[   ]502-730-401-i05_1978-05-02.pdf616K  Newer Issue
[   ]502-731-401-i02_1971-02-01.pdf350K  1750A/B (10 button pannel phone) Service
[   ]502-732-401-i02_1971-01-01.pdf384K  2750A and B (12 button pannel phone) Service
[   ]502-732-401-i05_1978-05-02.pdf527K  Newer Issue
[   ]502-733-401-i02_1971-02-01.pdf260K  571 (2-line rotary pannel phone) Service
[   ]502-733-401-i03_1978-10-02.pdf301K  Newer Issue
[   ]502-734-401-i02_1971-02-01.pdf351K  1751C and 1751D Service
[   ]502-735-401-i02_1971-02-01.pdf210K  2751C and 2751D Service
[   ]502-735-401-i03_1978-10-02.pdf276K  Newer Issue
[   ]502-739-401-i02_1971-02-01.pdf225K  753A and B telephone sets Service
[   ]502-740-401-i02_1971-02-01.pdf303K  1753A and 1753B telephone sets Service
[   ]502-741-401-i02_1971-02-01.pdf232K  2753A and 2752B telephone sets Service

Visit my Telephone Site

Site first posted January 30, 2012       Domain regesterd: Febuary 1, 2012