Hi Jackie,
From the Wantage transcripts (ex OFHS) some of which you may have already and supports the info from Trish & suzard;
Baptism 10-2-1790 Joseph KEEP s/o Edward & Elizabeth born 7-1-1790
Marriage;
21-7-1771 Edward KEEP, bach, (x), otp to
Elizabeth KENT sp, (x), otp
Wits; John Holcup, Richard Fuller (x) By Banns.
siblings of Joseph Keep;
Baptism;
9-10-1771 Martha Keep d/o Edward & Elizabeth born 8-9-1771
4-6-1779 Maria " " " " " 29-5-1779
22-2-1782 Mary " " " " " 15-2-1782
15-10-1784 Charlotte " " " " " 28-8-1784
6-6-1788 George " s/o " " " 23-5-1788
I couldn't see any more baptisms upto 1799
There are a couple of burials which may not be relevant;
24-3-1793 Edward KEEP "very old"
11-3-1787 Elizabeth " "Old"
14-8-1794 Elizabeth " "very old. A pauper"
Alan