CACrown ArchivesThe cinema collection
Menu
Research dossier · General Reference

Jack Offer

British rower

Cross-disciplinary reference desk with index cards, atlas, dictionary and catalogue
General referenceInterpretive dossier study · Crown Archives visual atlas
Record originEnglish Wikipedia
Text licenseCC BY-SA 4.0
Source revisionJun 29, 2026
Entity authorityQ6114436
Source-derived summary

John Sidney Offer (16 December 1907 – 8 November 1985) was an English rower who competed at the British Empire Games.

Biography

Offer was born at Hampton Wick, the son of Henry John Offer and his wife Vera Jennie Burgoine. His maternal

grandfather, Alfred Burgoine, was a boat designer who built one of Queen Victoria’s Royal Barges and a motor launch that held the world water speed record. He was educated at Tiffin School where he began rowing. He joined Kingston Rowing Club where his brothers Tom and Dick Offer were also members.

Offer excelled at sculling, in particular partnering his brother Dick in the double sculls. They also took part in skiffing, being members of The Skiff Club. They won the Gentlemen's Double Sculls at the Skiff Championships Regatta in 1930, 1931, 1932, 1933 and 1935. Offer also won the Singles Skiff Championship in 1932 and 1935 and the Mixed Doubles Skiff Championship in 1933. In 1936 the Offer brothers won Silver Goblets at Henley Royal Regatta.

Editorial summary

Begin with the source’s own compact description: “Jack Offer” is british rower. The dossier treats that line as a proposition to test through Jack, Offer and British, not as a finished interpretation.

Editorial reviewA dependable orientation record for establishing vocabulary, names and a first evidence trail. The current lead gives the account dated anchors—1907, 1985, 1930, 1931—that can be checked directly. The linked authority record independently contributes the date 1908-01-01. For this dossier, Jack, Offer and British is the immediate research focus.
Editorial analysis

Why this record matters

The phrase “british rower” supplies a clear boundary for inquiry. It also exposes the unanswered questions: who defined that boundary, when it became stable and which sources sit outside it.

Evidence profile

Vocabulary and entity names are the principal evidence signals here, because they determine the precision of every later search. The source revision retrieved here is dated Jun 29, 2026. The linked authority identifier is Q6114436. 1 of 1 selected statements include explicit references; 0 carry qualifiers and 0 use preferred rank. The first chronological checks are 1907, 1985, 1930 and 1931.

Critical limits

The absence of detail may reflect summary conventions rather than a lack of surviving documentation. 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.

Best used for
  • Subject orientation
  • Search vocabulary
  • Locating named sources
Verify next

The closest primary source, responsible institution and strongest cited specialist reference.

Three-step research path

  1. Establish the record: confirm the title “Jack Offer”, its source revision and the description used here.
  2. Expand the search: follow Jack Offer primary sources, Jack Offer archive and Jack 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 “Jack Offer”?
  2. What terminology or title could unlock a more precise catalogue search?
  3. Which cited source is closest to the event, object or claim?
Subject index

Search terms from this dossier

Source & attribution

This entry incorporates text from Jack Offer” 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.