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Alvan Clark & Sons

American maker of optics
Organization business Q4737649
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Alvan Clark & Sons

Summary

Alvan Clark & Sons is a business[1]. It ranks in the top 4% of business entities by monthly Wikipedia readership (15 views/month).[2]

Key Facts

  • A notable work attributed to Alvan Clark & Sons is McCormick Observatory[3].
  • Alvan Clark & Sons is in the country of United States[4].
  • Alvan Clark & Sons's instance of is recorded as business[5].
  • Alvan Clark & Sons's headquarters location is recorded as Cambridgeport[6].
  • Alvan Clark & Sons's VIAF cluster ID is recorded as 140845456[7].
  • Alvan Clark & Sons's Library of Congress authority ID is recorded as n89612539[8].
  • +1846-01-01T00:00:00Z marks the founding of Alvan Clark & Sons[9].
  • Alvan Clark & Sons's Freebase ID is recorded as /m/0drg24[10].
  • Alvan Clark & Sons's described by source is recorded as Alvan Clark & Sons[11].
  • Alvan Clark & Sons's archINFORM person/group ID is recorded as 124089[12].
  • Alvan Clark & Sons's Yale LUX ID is recorded as group/02acd21e-2dbe-408b-a605-581918372953[13].

Body

Founding

+1846-01-01T00:00:00Z marks the founding of Alvan Clark & Sons[9].

Operations

Alvan Clark & Sons's headquarters location is recorded as Cambridgeport[6].

Why It Matters

Alvan Clark & Sons ranks in the top 4% of business entities by monthly Wikipedia readership (15 views/month).[2]

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [4] ↑ . archINFORM. Retrieved . wikidata.org.
  2. [5] ↑ . wikidata.org.
  3. [6] ↑ . archINFORM. Retrieved . wikidata.org.
  4. [7] ↑ . wikidata.org.
  5. [8] ↑ . Virtual International Authority File. Retrieved . wikidata.org.
  6. [9] ↑ . Retrieved . wikidata.org.
  7. [10] ↑ . wikidata.org.
  8. [3] ↑ . archINFORM. Retrieved . wikidata.org.
  9. [11] ↑ . wikidata.org.
  10. [12] ↑ . archINFORM. Retrieved . archinform.net. Provenance: wikidata.org.
  11. [13] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Alvan Clark & Sons. Retrieved May 3, 2026, from https://4ort.xyz/entity/alvan-clark-sons
MLA “Alvan Clark & Sons.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/alvan-clark-sons.
BibTeX @misc{4ortxyz_alvan-clark-sons_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Alvan Clark & Sons}}, year = {2026}, url = {https://4ort.xyz/entity/alvan-clark-sons}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Alvan Clark & Sons — https://4ort.xyz/entity/alvan-clark-sons (retrieved 2026-05-03)

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