Clean up PNW Stream Survey collection metadata

[wickr]

• Location

  • [x] find URIs for text strings - Kevin
  • [x] replace text with URIs - Ryan
  • [x] move text with no URI found to Description - Ryan
  • [x] compile list of incorrect (but often close) Location URIs (airports, etc.) - Ryan
  • [x] find correct URI for incorrect ones - Kevin
  • [x] replace incorrect URIs - Ryan

• Subject / Keyword

  • [x] find URIs for Keyword text to move to LC Subject - Kevin
  • [x] replace text with URIs - Ryan

• Date

  • [x] missing for approx. 27 items
  • [x] update format of '1937?-1945?' values - Ryan

• [x] Relation: move all values to Identifier - Ryan

• [x] Creators: text values in wrong predicate, 79 total, less than 10 unique need URIs - Kevin

• [x] Identifiers: make sure are present on all items - Ryan

• [x] MODS Note: remove values, these are internal notes - Ryan

[wickr]

1386 raised identifier, predicate and MODS Note issues which have been addressed as well