Column_name,Column_Datatype,Column_Length,Column_Description Sitecode,nvarchar,24,An identifier for each site that is usually assigned by an organisation external to the archaeological contractor CtxtNo,int,4,Context numbers referring to any type of archaeological class: contexts assigned by site are unique in sequence Type,nvarchar,30,The archaeological class to which the context number applies. CtxtText,text,16,Free text: description or interpretation for the context. Linefeed characters have been removed and replaced with the symbol **Linefeed** TextType,nvarchar,50,Type of free text: description or interpretation