Column_name,Column_Datatype,Column_Length,Column_Description
ObjectID,int,4,Unique Identifier for each identification of the finds. This is the same as the field SourceRecID in the table Finds Summaries in the publication archive
Sitecode,nvarchar,24,An event identifier for each site that is usually assigned by an organisation external to the archaeological contractor
CtxtNo,int,4,The unique identifier describing the deposit in which the objects were found
ObjectDate,nvarchar,100,The date assigned to the object purely on typological and or stylistic grounds
DateMin,int,4,Numeric value in years representing the start date of a typological or absolute date range applicable to objects that can or have been dated
DateMax,int,4,Numeric value in years representing the end date of a typological or absolute date range applicable to objects that can or have been dated
ObjectNumber,int,4,An optionally assigned number that can be allocated to objects either to locate or identify the location where found or to enhance retrieval from storage facilities 
SampleNumber,int,4,An optionally assigned number (from Domain sample numbers) which additionally defines a sample in which the objects were located
Object,nvarchar,150,The primary identification of the object
ObjectSubGroup,nvarchar,100,An optional subsiduary identification of the object
Type,nvarchar,100,A second approach to the classification of an object. For pottery this would be ware/fabric and for animal bone this would be species
TypeSubType,nvarchar,100,An optional subsiduary second approach classification of the objects
Material,nvarchar,50,The material from which the objects are fabricated
Specialism,nvarchar,50,The finds specialism which identified the object
Weight,int,4,The weight of the object in grammes. An aggregate of all the objects described in this record. The value 1 may be used for some finds categories which are not typically weighed
ObjectCount,int,4,The number of object fragments at the time the object record was created
Condition,nvarchar,20,Controlled term list for describing the abrasion if applicable to an object
Completeness,nvarchar,30,A description of the completeness of an object
Description,text,16,Free text description of the objects comprising the object record
ObjectLength,int,4,The length of the object in millimetres
ObjectWidth,int,4,The width of the object in millimetres
ObjectThickness,int,4,The thickness of the object in millimetres