Timeline for all types of items produced by
Infocom, Inc. [MA, USA] [51051]

Year	Items
1979	1
1980	4
1981	3
1982	35
1983	64
1984	80
1985	34
1986	68
1987	68
1988	34
1989	27
1990	1

419 items with a valid date were considered for this timeline (67.26% of the total)
204 items with an invalid date.

Help us in our quest to find exact dates for:

198?: 201 items.
19??: 3 items.