Member’s Datastores Summary About the Eighteen datastores This is the home page for the electronic records held by the Guild of One-Name Studies on behalf of the Eighteen one-name study.The study is no longer registered with the Guild, but the records of the study have been made available for search. Please note that neither officers nor members of the Guild are able to answer any questions about this study. The following records are available for search in these datastores: Civil Births England and Wales 1837 to 1999 Civil Marriages England and Wales 1837 to 1999