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Harvard Mark I

early American computer
Product electro_mechanical_computer Q776823
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Harvard Mark I

Summary

Harvard Mark I is an electro-mechanical computer[1]. It draws 170 Wikipedia views per month (electro_mechanical_computer category, ranking #3 of 10).[2]

Key Facts

  • Harvard Mark I is in the country of United States[3].
  • Harvard Mark I's image is recorded as Harvard Mark I Computer - Left Segment.jpg[4].
  • Harvard Mark I's instance of is recorded as electro-mechanical computer[5].
  • Harvard Mark I's instance of is recorded as one-of-a-kind computer[6].
  • Harvard Mark I's instance of is recorded as computer hardware[7].
  • Harvard Mark I's owned by is recorded as Harvard University[8].
  • Harvard Mark I's followed by is recorded as Harvard Mark II[9].
  • Harvard Mark I's manufacturer is recorded as IBM[10].
  • Harvard Mark I's Library of Congress authority ID is recorded as sh85081321[11].
  • Harvard Mark I's designed by is recorded as Howard H. Aiken[12].
  • Harvard Mark I's Commons category is recorded as Harvard Mark I[13].
  • Harvard Mark I's Freebase ID is recorded as /m/017g7d[14].
  • Harvard Mark I's service entry is recorded as +1944-08-07T00:00:00Z[15].
  • Harvard Mark I's Encyclopædia Britannica Online ID is recorded as technology/Harvard-Mark-I[16].
  • Harvard Mark I's native label is recorded as {'lang': 'en', 'text': 'Harvard Mark I'}[17].
  • Harvard Mark I's mass is recorded as {'unit': 'Q191118', 'amount': '+4.3'}[18].
  • Harvard Mark I's Wolfram Language entity code is recorded as Entity["HistoricalEvent", "HarvardMarkIDedicated1944"][19].
  • Harvard Mark I's Atlas Obscura place ID is recorded as mark-i[20].
  • Harvard Mark I's National Library of Israel J9U ID is recorded as 987007553094805171[21].

Why It Matters

Harvard Mark I draws 170 Wikipedia views per month (electro_mechanical_computer category, ranking #3 of 10).[2] It has Wikipedia articles in 24 language editions, a strong signal of global cultural recognition.[22] It is known by 15 alternative names across languages and contexts.[23]

It has been cited as an influence by Harvard Mark II[24], an electro-mechanical computer[25].

FAQs

Who did Harvard Mark I influence?

Harvard Mark I has been cited as an influence by Harvard Mark II[24].

Related Entities

computer hardware Grace Hopper Howard H. Aiken IBM United States

References

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

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [4] ↑ . wikidata.org.
  3. [5] ↑ . wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . Grace Hopper and the Invention of the Information Age. wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . wikidata.org.
  9. [11] ↑ . github.com. Retrieved . github.com. Provenance: wikidata.org.
  10. [12] ↑ . Grace Hopper and the Invention of the Information Age. wikidata.org.
  11. [13] ↑ . wikidata.org.
  12. [14] ↑ . Freebase Data Dumps. wikidata.org.
  13. [15] ↑ . wikidata.org.
  14. [16] ↑ . wikidata.org.
  15. [17] ↑ . wikidata.org.
  16. [18] ↑ . wikidata.org.
  17. [19] ↑ . wikidata.org.
  18. [20] ↑ . wikidata.org.
  19. [21] ↑ . National Library of Israel. wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [24] ↑ . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [25] ↑ . Wikidata. wikidata.org. → on this site

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [22] ↑ . Wikidata sitelinks. wikidata.org.
  3. [23] ↑ . Wikidata aliases. wikidata.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). Harvard Mark I. Retrieved May 3, 2026, from https://4ort.xyz/entity/harvard-mark-i
MLA “Harvard Mark I.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/harvard-mark-i.
BibTeX @misc{4ortxyz_harvard-mark-i_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Harvard Mark I}}, year = {2026}, url = {https://4ort.xyz/entity/harvard-mark-i}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Harvard Mark I — https://4ort.xyz/entity/harvard-mark-i (retrieved 2026-05-03)

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