CACrown ArchivesThe cinema collection
Menu
Research dossier · General Reference

Dorus Rijkers

Dutch lifeboat captain (1847–1928)

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 revisionAug 31, 2026
Entity authorityQ593372 ↗
Source-derived summary

Theodorus "Dorus" Rijkers (27 January 1847 – 19 April 1928) was a famous Dutch lifeboat captain and folk hero, most famous for his sea rescues of 487 shipwrecked victims over a total of 38 rescue operations, and at least 25 before joining the lifeboat-service.

'Opa' Dorus

Dorus received his nickname Grandpa (Dutch: Opa) while still a young man: he had married Neeltje Huisman, a fisherman's widow who already had six children. Shortly after the marriage, the oldest of Neeltje's daughters had a child of her own, and so at only 23 years old Dorus became known as "Opa" in Den Helder where he lived. Although the nickname began as a joke, Dorus soon started acting and looking like a grandpa, and from that time on he became primarily known by his nickname.

Career as a lifeboat captain

Dorus gained most of his fame as a result of his service to the Noord- en Zuid-Hollandsche Redding Maatschappij (NZHRM), one of the two main Dutch lifeboat-societies at the time. The NZHRM would later become the Koninklijke Nederlandse Redding Maatschappij (KNRM).

However his life-saving career began in 1872 before he joined the NZHRM, while acting as captain of his own boat. While at sea, he saved all 25 crew members of the barque Australia from drowning at sea. Because of this incident, Dorus gained a reputation as a rescuer, which preceded his joining the NZHRM as a volunteer. On the basis of his reputation, he was granted the position of coxswain upon joining the NZHRM without having to prove his qualifications.

Editorial summary

Begin with the source’s own compact description: “Dorus Rijkers” is dutch lifeboat captain (1847–1928). The dossier treats that line as a proposition to test through Dorus, Rijkers and Dutch, 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—1847, 1928, 1872—that can be checked directly. The linked authority record independently contributes the date 1847-01-27. For this dossier, Dorus, Rijkers and Dutch is the immediate research focus.
Editorial analysis

Why this record matters

The phrase “dutch lifeboat captain (1847–1928)” 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 Aug 31, 2026. The linked authority identifier is Q593372. VIAF identifies the subject as 284502548. 3 of 3 selected statements include explicit references; 0 carry qualifiers and 0 use preferred rank. The first chronological checks are 1847, 1928 and 1872.

Critical limits

A concise general-reference account can conceal disagreements about scope, terminology or the weight assigned to individual sources. 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

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

Search terms from this dossier

Source & attribution

This entry incorporates text from “Dorus Rijkers” 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.