Timeline for all types of items produced by
Gemini Marketing, Ltd.

Year	Items
1982	8
1983	6
1984	7
1985	4
1986	3
1991	1

29 items with a valid date were considered for this timeline (87.88% of the total)
4 items with an invalid date.

Help us in our quest to find exact dates for:

198?: 4 items.