- 41. 502-321-400 i2 May68 - Trimline Hand Telephone Sets - 220, 1220 and 2220 - Bases AC1 and AD1
- Created on 22 September 2010
- 42. 502-322-400 i10 Jul81 - AC and AD Bases for Trimline
- Includes Addendum 502-322-400 i1 Jun82 - Some AC- AD-type telephone set bases manufactured after 6-1-82 will be marked (under or near date code) "1-PTY." This marking indicates that the base cannot be ...
- Created on 22 September 2010
- 43. 502-322-400 i3 Sep72 - Trimline AC AD Bases w/ 220 1220 2220 handsets
- Contributed by Frank Harrell. Processed by Paul Fassbender.
- Created on 28 July 2019
- 44. 502-322-400 i7 Oct78 - Trimline - AC AD Bases with 220 226 2220 and 226 Handsets
- Created on 22 September 2010
- 45. 502-322-400 i9 Sep80 - Trimline AC AD w/ 220 226 2200 2226 handsets
- Contributed by Frank Harrell. Processed by Paul Fassbender.
- Created on 28 July 2019
- 46. 502-323-401 i1 Aug76 - 5100AM Transaction Tel set base with Trimline hand tel set
- 220- or 2220-type hand telephone set. Shows optional 4000A dial for customer PIN entry. TT/DP option (Touch Tone / Dial Pulse). Contributed by Russ Kirk.
- Created on 11 February 2012
- 47. 502-330-100 i4 Apr82 - AL1 Elevator Tel Base for Trimline
- Replaces the 322B and 758A sets. Contributed by Sam Etler.
- Created on 05 August 2019
- 48. 503-100-100 i5 apr 1979 telephone sets modular type
- From the collection of Phil McCarter TELEPHONE SETS-MODULAR TYPE
- Created on 01 February 2021
- 49. 503-200-114 i1 Jun78 - Telephone Sets - 950A 2950A-Type - Noteworthy Tl
- Issue 1, June 1978, Design Line. Includes Trimline hand telephone set.
- Created on 22 September 2010
- 50. 512-630-111 i2 May79 - 50A1 Conference Set
- Contributed by Frank Harrell. Processed by Paul Fassbender.
- Created on 28 July 2019
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