- unitid
-
{"value"=>"716761", "type"=>"local_mss"}
- unitdate
-
{"value"=>"1989 - 1991", "type"=>"inclusive", "normal"=>"1989/1991"}
- unittitle
-
{"value"=>"Research Materials"}
- scopecontent
-
{"value"=>"<p>Includes profiles of American Express Foundation, Andrew W. Mellon Foundation, and information on various non-profit groups.</p>"}
- container
-
{"type"=>"box", "value"=>"161"}
{"type"=>"folder", "value"=>"19"}
- date_start
-
1989
- keydate
-
1989
- date_end
-
1991
- date_inclusive_start
-
1989
- date_inclusive_end
-
1991