Hi Sue,
I found information on John Sykes at the following sites,
http://sikes-sykesfamilies.rootsweb.com/al-john-sikes-norfol... and
http://www.geni.com/people/Richard-Sykes-Sikes/6000000016766.... I also got a hint from someone elses family tree that his grandfather was a Richard II Sikes married to Elizabeth Mawson. He is mentioned in the following history at
http://apps.nationalarchives.gov.uk/a2a/records.aspx?cat=050....
Regards,
Regina