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Postnik Yakovlev

16th century Russian architect

Correspondence, annotated notebooks and portrait silhouettes prepared for research
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Record originEnglish Wikipedia
Text licenseCC BY-SA 4.0
Source revisionMay 28, 2026
Entity authorityQ2106252
Source-derived summary

Postnik Yakovlev (Russian: Постник Яковлев; born 16th century in Pskov) was a Russian architect best known as one of the builders of the Saint Basil's Cathedral on Red Square in Moscow (built between 1555 and 1560, the other architect is Barma). It is thought that he was nicknamed "Barma" (Барма) ("the mumbler"), although it might be that his full name was, in fact, Ivan Yakovlevich Barma; (Postnik means "Faster", a term used for several religious figures, including Patriarch John IV of Constantinople); Barma might also be Yakovlev's assistant.

According to legend, Ivan the Terrible blinded Yakovlev so that he could never build anything so beautiful again. However, this is probably a myth, as Yakovlev, in cooperation with another master, Ivan Shirjay, designed the walls of the Kazan Kremlin and the Cathedral of the Annunciation in Kazan in 1561 and 1562, just after the completion of St. Basil's. He also designed the northeast chapel of St. Basil's (where Basil himself, the popular Basil Fool for Christ – Yurodivy Vassily Blazhenny – is buried), in 1588, four years after Ivan's death.

According to several historians, Yakovlev also designed churches in Staritsa, Murom, Sviazhsk, and perhaps Vladimir, although others contend that this was another architect with a similar name.

Editorial summary

“Postnik Yakovlev” enters the record as 16th century Russian architect. Crown Archives preserves that source wording while asking what Postnik, Yakovlev and 16th can confirm, complicate or overturn.

Editorial reviewStrongest as a route into the people, institutions and dated events that shaped the subject’s public record. The current lead gives the account dated anchors—1555, 1560, 1561, 1562—that can be checked directly. The authority record carries competing date values—1500, 1600—which should remain separate until their references and qualifiers are resolved. Its strongest next move is a source search built around Postnik, Yakovlev and 16th.
Editorial analysis

Why this record matters

“Postnik Yakovlev” is worth following because a concise public description often conceals a longer documentary argument. Here, Postnik, Yakovlev and 16th provides the most credible route into that argument.

Evidence profile

Chronology provides the most reliable spine for this subject; interpretation should follow only after identities and dates are secure. The source revision retrieved here is dated May 28, 2026. The linked authority identifier is Q2106252. VIAF identifies the subject as 96420954. None of the 3 selected statements returned an explicit reference. The first chronological checks are 1555, 1560, 1561 and 1562.

Critical limits

Public reputation and documentary evidence do not always develop together; absence from a summary is not evidence of historical absence. 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

Read biographical claims against dates, named institutions and the cited references. Distinguish a subject’s later reputation from evidence produced during their lifetime.

Best used for
  • Establishing names and roles
  • Building a first chronology
  • Locating cited institutions
Verify next

Personal papers, civil or court records, institutional files and the scholarship cited by the source.

Three-step research path

  1. Establish the record: confirm the title “Postnik Yakovlev”, its source revision and the description used here.
  2. Expand the search: follow Postnik Yakovlev primary sources, Postnik Yakovlev archive and Postnik 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 “Postnik Yakovlev”?
  2. How has the subject’s reputation changed across later accounts?
  3. Which claims depend on a single source or contested interpretation?
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Source & attribution

This entry incorporates text from Postnik Yakovlev” 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.