- unitid
-
{"value"=>"3590737", "type"=>"local_mss"}
{"value"=>"108", "type"=>"local_mss_er"}
- unitdate
-
{"value"=>"1980-2001", "type"=>"inclusive", "normal"=>"1980/2001"}
- unittitle
-
{"value"=>"Travel"}
- physdesc
-
{"format"=>"structured", "physdesc_components"=>[{"name"=>"extent", "value"=>"519 computer files", "unit"=>"computer_files"}, {"name"=>"extent", "value"=>"15.7 megabytes", "unit"=>"megabytes"}]}
- date_start
-
1980
- keydate
-
1980
- date_end
-
2001
- date_inclusive_start
-
1980
- date_inclusive_end
-
2001