Bertha Valkenburg

Each source is named with the standing the house places on it, so the evidence can be weighed rather than taken on trust.

1. 1.

   “Bertha Valkenburg”, English Wikipedia, consulted as further reading

   reference work · Reputable secondary · Wikipedia

   Consult the source
2. 2.

   Wikidata, structured authority record Q51123770: Bertha Valkenburg

   authority record · Unverified · Wikidata

   Consult the source

Each of these records shares a confirmed fact with this one — the same workshop, publisher, movement, place of work or teacher.

• Albert MolArtist

  Shared: died at

• Eduard FrankfortArtist

  Shared: died at

• Anna Rutgers van der LoeffArtist

  Shared: died at

• Jaap ter HaarArtist

  Shared: died at

• Jacob Simon Hendrik KeverArtist

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• Mien MarchantArtist

  Shared: died at

• Ro MogendorffArtist

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• Rudolf BonnetArtist

  Shared: died at

• Jef LastArtist

  Shared: died at

• Arnold Marc GorterArtist

  Shared: born at

• Ferdinand Hart NibbrigArtist

  Shared: died at

• Ilse DeLangePerson

  Shared: born at

13,051 published records in this field, each with its sources named.

• Bertalan SzékelyArtist
• Bertha E. PerrieArtist
• Bertha Elizabeth Stringer LeeArtist
• Bertha MüllerArtist
• Bertha van HasseltArtist
• Bertha von HillernArtist
• Bertha von TarnóczyArtist
• Bertha WegmannArtist