Timeline for all types of items produced by
Campbell, Nicholas

Year	Items
1984	1
1985	1
1986	5
1987	7
1988	8
1989	4
1990	6
1991	3
1992	1
1993	2
1995	1
1996	3
1997	2
1998	2
2002	1
2003	1
2005	1
2006	1

50 items with a valid date were considered for this timeline (79.37% of the total)
13 items with an invalid date.

Help us in our quest to find exact dates for:

198?: 4 items.
199?: 8 items.
19??: 1 item.