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Boeing B-17 Flying Fortress

American heavy bomber aircraft

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General referenceInterpretive dossier study · Crown Archives visual atlas
Record originEnglish Wikipedia
Text licenseCC BY-SA 4.0
Source revisionSep 13, 2026
Entity authoritySource title only
Source-derived summary

The Boeing B-17 Flying Fortress is an American four-engined heavy bomber aircraft that was developed in the mid-1930s for the United States Army Air Corps (USAAC). A fast and high-flying bomber used primarily in the European Theater of Operations, the B-17 dropped more bombs than any other aircraft during World War II. It is the third-most produced bomber in history, behind the American four-engined Consolidated B-24 Liberator and the German multirole, twin-engined Junkers Ju 88. The B-17 was also employed in transport, anti-submarine warfare, and search and rescue roles.

Editorial summary

The public source identifies “Boeing B-17 Flying Fortress” as american heavy bomber aircraft. This brief keeps that definition visible, then builds a research path around Boeing, B-17 and Flying.

Editorial reviewA concise reference frame for defining the subject, testing terminology and identifying the institution closest to the evidence. The current 89-word lead offers orientation but no explicit four-digit date, so chronology should not be assumed. The selected authority fields contribute no independent date. Its value is orientation rather than verdict, with Boeing, B-17 and Flying providing the first useful test.
Editorial analysis

Why this record matters

A short description can identify a subject without explaining its stakes. For “Boeing B-17 Flying Fortress”, the useful work is to connect “american heavy bomber aircraft” to the records capable of establishing context and consequence.

Evidence profile

The citation trail is more important than the brevity of the summary: it shows where individual claims can be examined in context. The source revision retrieved here is dated Sep 13, 2026.

Critical limits

Overview language is designed for orientation and should not be treated as a substitute for the evidence cited beneath it. The lead is largely declarative, so disagreement and counter-evidence require a deliberate search beyond the opening account. Authority statements aid reconciliation but still require their own references, qualifiers and ranks to be checked.

How to read it

Use the entry as an orientation point, then follow its citations and revision history. Names, dates and institutional relationships should be checked against the original record.

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  • Locating named sources
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The closest primary source, responsible institution and strongest cited specialist reference.

Three-step research path

  1. Establish the record: confirm the title “Boeing B-17 Flying Fortress”, its source revision and the description used here.
  2. Expand the search: follow Boeing B-17 Flying Fortress primary sources, Boeing B-17 Flying Fortress archive and Boeing 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 “Boeing B-17 Flying Fortress”?
  2. Which cited source is closest to the event, object or claim?
  3. Which institution is responsible for the underlying evidence?
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Source & attribution

This entry incorporates text from “Boeing B-17 Flying Fortress” 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.