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Knock

1948 short story by Fredric Brown
VisualArtwork literary_work Q3992123

Facts

9 properties
Instance of
literary work
Author
Fredric Brown[1]
Genre
science fiction[2]
Language of work or name
English[3]
Publication date
December 1, 1948[5]
Country of origin
United States[4]
Form of creative work
short story[10]
Published in
Wonder Stories, The Best Science Fiction Stories: 1949, Space on My Hands[6][7][8]
Title
Knock[9]
🏷️ Also known as
en Knock ar الطرقة fr Un coup à la porte it Toc, toc ko 노크소리 ko 노크 ro Cea mai scurtă poveste SF scrisă vreodată ru В дверь постучали ru Стук в дверь zh 敲门
🔖 Identifiers · 6
Colon Classification
O111,6N06,4
FantLab work ID
64481
Freebase ID
/m/0dggj3
ISFDB title ID
41236
NooSFere story ID
18260
Vegetti Catalog of Fantastic Literature NILF ID
1013952

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References

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

Direct Wikidata claims

  1. [1] ↑ . Internet Speculative Fiction Database. Retrieved . wikidata.org.
  2. [2] ↑ . wikidata.org.
  3. [3] ↑ . wikidata.org.
  4. [4] ↑ . wikidata.org.
  5. [5] ↑ . Internet Speculative Fiction Database. Retrieved . wikidata.org.
  6. [6] ↑ . wikidata.org.
  7. [7] ↑ . wikidata.org.
  8. [8] ↑ . wikidata.org.
  9. [9] ↑ . Internet Speculative Fiction Database. Retrieved . wikidata.org.
  10. [10] ↑ . wikidata.org.

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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). Knock. Retrieved October 30, 2026, from https://4ort.xyz/entity/knock-q3992123
MLA “Knock.” 4ort.xyz Knowledge Graph, 4ort.xyz, 30 Oct. 2026, https://4ort.xyz/entity/knock-q3992123.
BibTeX @misc{4ortxyz_knock-q3992123_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Knock}}, year = {2026}, url = {https://4ort.xyz/entity/knock-q3992123}, note = {Accessed: 2026-10-30}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Knock — https://4ort.xyz/entity/knock-q3992123 (retrieved 2026-10-30)

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Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 23w ago · Cantor · 2026-05-21 view diff on Wikidata ↗
    Publication date → +1948-12-01T00:00:00Z
    ISFDB title ID → 41236
    Vegetti Catalog of Fantastic Literature NILF ID → 1013952
    Freebase ID → /m/0dggj3
    + 12 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-create:2||1 */ FantLab work ID: 64481"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.