Harriett d/o Jonathan Pollard and Elizabeth his wife formerly Elizabeth Buxton baptised 8th March 1801.
I also found a couple of siblings:
Jonathan 30th May 1802 Charlotte born 28th July bap 8th June 1806
I have to say though that against the baptism for Jonathan, it looked for all the world like s/o Thomas Pollard and Elizabeth his wife (still formerly Elizabeth Buxton same as for Harriett).
Charlotte's baptism read d/o Jonathan ... etc
I looked at this for a long time, I think that Thomas (if that is what it said) is a mistake, as the wife's maiden name is the same as for the other two but of course that is just my opinion and it's your decision to make really