- unitdate
-
{"value"=>"1930-1957", "type"=>"inclusive", "normal"=>"1930/1957"}
- date_inclusive_start
-
1930
- date_inclusive_end
-
1957
- unittitle
-
{"value"=>"American Geographical Society"}
- container
-
{"type"=>"box", "value"=>"92"}
{"type"=>"folder", "value"=>"15"}
- note
-
{"type"=>"did", "value"=>" See also: Expeditions: Byrd, Richard E.\nExpeditions: Cooper, Merian C.\nExpeditions: Mawson, Douglas\nExpeditions: Ronne, Finn "}
- unitid
-
{"type"=>"local_mss", "value"=>"389604"}
- date_start
-
1930
- date_end
-
1957
- keydate
-
1930