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NCIS: Los Angeles season 9

season of television series

Manuscripts, fine bindings, an engraving plate and preserved performance ephemera
Arts and lettersInterpretive dossier study · Crown Archives visual atlas
Record originEnglish Wikipedia
Text licenseCC BY-SA 4.0
Source revisionSep 17, 2026
Entity authorityQ39072122 ↗
Source-derived summary

The ninth season of NCIS: Los Angeles premiered on October 1, 2017 on CBS for the 2017–18 television season, and concluded on May 20, 2018. The season contained 24 episodes and the series’ 200th episode. Nia Long joined the cast as Shay Mosley for the ninth season after Miguel Ferrer's death.

The ninth season ranked 23 with a total of 10.50 million viewers.

Editorial summary

This brief starts where responsible research should: with the source description of “NCIS: Los Angeles season 9” as season of television series. Everything that follows is an evidence route, not borrowed authority.

Editorial reviewA useful identification and reception guide that helps separate the work itself from editions, performances, ownership and later interpretation. The current lead gives the account dated anchors—2017, 2018—that can be checked directly. The selected authority fields contribute no independent date. The account is most persuasive where NCIS, Angeles and season can be independently traced.
Editorial analysis

Why this record matters

The subject matters to the arts & letters register because the source frames it as season of television series. Its deeper value depends on whether names, dates, institutions and citations support that framing.

Evidence profile

Reception evidence should be dated and situated: later canonical status may differ sharply from the work’s initial circulation. The source revision retrieved here is dated Sep 17, 2026. The linked authority identifier is Q39072122. None of the 0 selected statements returned an explicit reference. The first chronological checks are 2017 and 2018.

Critical limits

Rights, attribution and provenance may remain disputed even when a general reference summary presents a stable account. The source lead contains qualifying language; that uncertainty should survive quotation, summary and reuse. Authority statements aid reconciliation but still require their own references, qualifiers and ranks to be checked.

How to read it

Separate the work, its editions or performances, and its later reception. Catalogue records, publication histories and object files often preserve different parts of that story.

Best used for
  • Identifying works and editions
  • Tracing reception history
  • Finding collection records
Verify next

The original object or edition, catalogue raisonné, performance record, rights file and holding institution.

Three-step research path

  1. Establish the record: confirm the title “NCIS: Los Angeles season 9”, its source revision and the description used here.
  2. Expand the search: follow NCIS: Los Angeles season 9 primary sources, NCIS: Los Angeles season 9 archive and NCIS research across catalogues and specialist indexes.
  3. Test the account: compare the strongest cited source with the responsible institution’s current record and note any disagreement.

Questions for further research

  1. Which source most directly establishes the central claim about “NCIS: Los Angeles season 9”?
  2. How did later circulation or interpretation alter the work’s reception?
  3. Which edition, object, performance or recording is being described?
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Source & attribution

This entry incorporates text from “NCIS: Los Angeles season 9” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.