M-1

mailplane model by Douglas
Place prototype_aircraft_model Q20980523
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M-1

Summary

M-1 is a prototype aircraft model[1].

Key Facts

  • M-1's instance of is recorded as prototype aircraft model[2].
  • M-1's based on is recorded as O-2[3].
  • M-1's part of the series is recorded as Douglas mailplane[4].
  • M-1's subclass of is recorded as Douglas mailplane[5].
  • M-1's has use is recorded as airmail[6].
  • M-1's powered by is recorded as Liberty L-12[7].
  • M-1's first flight is recorded as +1925-07-06T00:00:00Z[8].
  • M-1's maximum capacity is recorded as {'unit': 'http://www.wikidata.org/entity/Q2095549', 'amount': '+1'}[9].
  • M-1's maximum capacity is recorded as {'unit': 'http://www.wikidata.org/entity/Q319604', 'amount': '+2'}[10].
  • M-1's total produced is recorded as {'unit': '1', 'amount': '+1'}[11].
  • M-1's used by is recorded as Western Airlines[12].
  • M-1's length is recorded as {'unit': 'http://www.wikidata.org/entity/Q3710', 'amount': '+29'}[13].
  • M-1's height is recorded as {'unit': 'http://www.wikidata.org/entity/Q3710', 'amount': '+10.1'}[14].
  • M-1's wingspan is recorded as {'unit': 'http://www.wikidata.org/entity/Q3710', 'amount': '+40'}[15].
  • M-1's speed is recorded as {'unit': 'http://www.wikidata.org/entity/Q211256', 'amount': '+140'}[16].
  • M-1's speed is recorded as {'unit': 'http://www.wikidata.org/entity/Q211256', 'amount': '+110'}[17].
  • M-1's mass is recorded as {'unit': 'http://www.wikidata.org/entity/Q100995', 'amount': '+4968'}[18].
  • M-1's vehicle range is recorded as {'unit': 'http://www.wikidata.org/entity/Q253276', 'amount': '+700'}[19].

Body

Physical Characteristics

M-1's length is recorded as {'unit': 'http://www.wikidata.org/entity/Q3710', 'amount': '+29'}[13]. Speeds include {'unit': 'http://www.wikidata.org/entity/Q211256', 'amount': '+140'}[16] and {'unit': 'http://www.wikidata.org/entity/Q211256', 'amount': '+110'}[17].

Designation and Status

M-1's instance of is recorded as prototype aircraft model[2].

References

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

Direct Wikidata claims

  1. [2] . wikidata.org.
  2. [3] . wikidata.org.
  3. [4] . wikidata.org.
  4. [5] . wikidata.org.
  5. [6] . wikidata.org.
  6. [7] . Passenger Airliners of the United States 1926-1986. wikidata.org.
  7. [8] . wikidata.org.
  8. [9] . Passenger Airliners of the United States 1926-1986. wikidata.org.
  9. [10] . Passenger Airliners of the United States 1926-1986. wikidata.org.
  10. [11] . wikidata.org.
  11. [12] . wikidata.org.
  12. [13] . Passenger Airliners of the United States 1926-1986. wikidata.org.
  13. [14] . Passenger Airliners of the United States 1926-1986. wikidata.org.
  14. [15] . Passenger Airliners of the United States 1926-1986. wikidata.org.
  15. [16] . Passenger Airliners of the United States 1926-1986. wikidata.org.
  16. [17] . Passenger Airliners of the United States 1926-1986. wikidata.org.
  17. [18] . Passenger Airliners of the United States 1926-1986. wikidata.org.
  18. [19] . Passenger Airliners of the United States 1926-1986. wikidata.org.

Class ancestry

  1. [1] . Wikidata. 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). M-1. Retrieved May 3, 2026, from https://4ort.xyz/entity/m-1-q20980523
MLA “M-1.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/m-1-q20980523.
BibTeX @misc{4ortxyz_m-1-q20980523_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{M-1}}, year = {2026}, url = {https://4ort.xyz/entity/m-1-q20980523}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): M-1 — https://4ort.xyz/entity/m-1-q20980523 (retrieved 2026-05-03)

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