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Timeline for all types of items produced by
Superior Soft.

YearItems
19811
198211
198320
198434
198517
198620
198740
198840
198936
199012
19914
19923
19931

239 items with a valid date were considered for this timeline (90.53% of the total)
25 items with an invalid date.

Help us in our quest to find exact dates for:

198?: 23 items.
199?: 2 items.