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early 1986 IBM model M (1390120) Made by IBM 21 MAY 86 $450.00 -
1993 IBM model M (1391401) Manufactured for IBM by Lexmark 03-AUG-93 NEW $400.00 - 1987 IBM model M (1390120) Made by IBM 13 JAN 87 $325.00
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1987 IBM model M (1391401) Made by IBM 05 DEC 87 $275.00 - 1988 IBM model M (1391401) Made by IBM 03 MAY 88 $250.00
- 1988 IBM model M (1391401) Made by IBM 28 APR 88 $250.00
- 1989 IBM model M (1391401) Made by IBM 14 DEC 89 $225.00
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1989 IBM Model M 122-key keyboard (1392450) 31 JUL 89 $225.00 - 1989 IBM model M (1391401) Made by IBM 29 SEP 89 $225.00
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1992 IBM model M (51G8572) Made by IBM 09-16-92 with speaker $225.00