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						Period (Dating)Definition:
	
	        This field contains the historical or prehistorical period or the non-numeric chronological data associated with the object. It may also contain data identifying a century or part of a century.
 Observations:        Enter any chronological data that cannot be entered in the dating  fields.This field is used in conjunction with the  Culture  field, if you use it to enter non-numeric chronological data.
      Example
          An Egyptian vase produced during the 18th Dynasty
           |  | Object Name | vase | 
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 |  | Culture | Egyptian | 
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 |  | Period | 18th Dynasty | 
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	  This field may also contain data identifying a century or part of a century.
	  Example|  | Object Name | bottle potsherd | 
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 |  | Culture | Canadian | 
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 |  | Period | 2nd half of the 18th century | 
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      For better search results in your database, avoid using a large variety of terms; draw up an authority list and add keywords as necessary.
 Entry rules:        If you use this field to enter non-numeric chronological data, enter the keyword describing the period in which it was produced.
        ExampleA Chinese vase produced in the Neolithic period |  | Object Name | vase | 
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 |  | Culture | Chinese | 
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 |  | Period | Neolithic | 
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      You may wish to enter the name of a period within a broader period. Enter the generic name followed by a comma, space and the specific name.
      Example|  | Object Name | goblet | 
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 |  | Culture | Greek | 
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 |  | Period | Bronze Age, Mycenian | 
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  For more precision concerning data identifying a century or part of a century, you may enter the information as follows:
  
  If you are unsure whether your information is correct, include a space and a question mark after the period name.
  Example|  | Object Name | statuette | 
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 |  | Culture | Chinese | 
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 |  | Period | Neolithic
 ? | 
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  This field may contain multiple entries separated by a semicolon followed by a space.
  Example|  | Object Name | piece of cloth | 
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 |  | Culture | Japanese | 
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 |  | Period | Edo; 17th century | 
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