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4 bore: History, History 1750–1880 & Specifications

Four bore or 4 bore is a black powder caliber of the 19th century, used for the hunting of large and potentially dangerous game animals. The specifications place this caliber between the larger 2 bore and the smaller 6 bore rifles. This caliber was the quintessential elephant gun caliber of the black powder safari rifles. The caliber was also used for…

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4 bore topic overview

The analysis highlights History, History 1750–1880 and Specifications as prominent areas in the source structure around 4 bore.

Related topics
35
Source areas
3
Connected nodes
38
Extracted relationships
37
Concept neighborhoods
17
Bridge connections
38

What this topic covers Research coverage

Source areas are shown by the number of related topics found in each part of the analysis. Use smaller areas too: they can reveal specialized angles and content gaps.

History 1750–1880 · 26 topics
Overview · 8 topics
Specifications · 1 topics

Smaller areas are not necessarily less important. They contain fewer connections in this analysis and can be useful for finding specialized angles or coverage gaps.

Key facts & relationships

High-confidence facts extracted from structured source data. Use them as anchors for further research.

Base diameter
1.1 inch (28 mm)
Bullet diameter
1 inch (25.4 mm)
Bullet mass/type
Bullet mass/type Velocity Energy 1,882 gr (122 g) Black Powder 1,300 ft/s (400 m/s) 9,321 ft⋅lbf (12,638 J) 2,000 gr (130 g) Magnum 2,624 ft/s (800 m/s) 30,671 ft⋅lbf (41,584 J)
Case length
4 inches (101.5mm)
Case type
Rimmed, straight
Maximum pressure
36,259 psi (2,500 bar)

Explore all related topics Closing gaps

Browse the complete topic structure, not only the most central items. Less prominent entities and concepts can reveal missing angles, specialized context and useful research gaps. Each item opens a new analysis centered on that subject.

Overview

Specifications

  • Gauge Gauge (bore diameter)

History 1750–1880

Advanced semantic analysis

Deeper signals for content research, entity SEO and topical coverage. The plain-language headings explain what each technical view is useful for.

How 4 bore connects Entity context

The extracted context around 4 bore shows recurring relationship patterns in the source. For example, 4 bore → African, Although, As, As European, At, British, By, Early, Greener, Loads, Since, The Another extracted example is 4 bore → Commonly, English, The, This. Use these groups to spot repeated connection types before inspecting the individual relationships.

4 bore

Top relations

related to history · 12
4 bore → African, Although, As, As European, At, British, By, Early, Greener, Loads, Since, The
related to Specifications · 4
4 bore → Commonly, English, The, This
related to Modern times · 3
4 bore → May, The, This
Base diameter · 1
4 bore → 1.1 inch (28 mm)
Bullet diameter · 1
4 bore → 1 inch (25.4 mm)
Bullet mass/type · 1
4 bore → Bullet mass/type Velocity Energy 1,882 gr (122 g) Black Powder 1,300 ft/s (400 m/s) 9,321 ft⋅lbf (12,638 J) 2,000 gr (130 g) Magnum 2,624 ft/s (800 m/s) 30,671 ft⋅lbf (41,584 J)
Case length · 1
4 bore → 4 inches (101.5mm)
Case type · 1
4 bore → Rimmed, straight
Maximum pressure · 1
4 bore → 36,259 psi (2,500 bar)
Neck diameter · 1
4 bore → 1.07 inch (27.15 mm)

Important terminology

Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.

Important terminology

bore powder smoothbore caliber used rifles elephant rifle game black selous african gun drams charge four dangerous cartridges also british

4 bore relationships Subject–Predicate–Object triples

TTTA extracted 37 structured relationships around 4 bore. Examples in this analysis include 4 bore → Base diameter → 1.1 inch (28 mm) and 4 bore → Bullet diameter → 1 inch (25.4 mm). The table shows each extracted connection, where it came from and its confidence.

SubjectPredicateObjectConfidenceSrc
4 boreBase diameter1.1 inch (28 mm)1.00infobox
4 boreBullet diameter1 inch (25.4 mm)1.00infobox
4 boreBullet mass/typeBullet mass/type Velocity Energy 1,882 gr (122 g) Black Powder 1,300 ft/s (400 m/s) 9,321 ft⋅lbf (12,638 J) 2,000 gr (130 g) Magnum 2,624 ft/s (800 m/s) 30,671 ft⋅lbf (41,584 J)1.00infobox
4 boreCase length4 inches (101.5mm)1.00infobox
4 boreCase typeRimmed, straight1.00infobox
4 boreMaximum pressure36,259 psi (2,500 bar)1.00infobox
4 boreNeck diameter1.07 inch (27.15 mm)1.00infobox
4 boreOverall length4.7 inches (119.3 mm )1.00infobox
4 borePlace of originBritish Empire1.00infobox
4 boreRim diameter1.23 inch (31.3 mm)1.00infobox
4 boreRim thickness.06 inch (1.5 mm)1.00infobox
4 boreTypeRifle or Smoothbore, Heavy Game1.00infobox
4 boreis ablack powder caliber of the 19th century0.90text

Related concept clusters Concept neighborhoods

The concept neighborhoods around 4 bore bring nearby vocabulary together. In this analysis, examples include Four, Mm and Rifle. Use the clusters to find adjacent concepts and terminology that may deserve separate research.

  • 4 bore
    • Four
    • Mm
    • Rifle
    • Century
    • Powder
    • Black
    • Cartridges
    • Selous
    • Used
    • Specifications
    • 19th
    • Courteney
  • 4 bore
    • Four
    • Mm
    • Rifle
    • Century
    • Powder
    • Black
    • Cartridges
    • Selous
    • Used
    • Specifications
    • 19th
    • Courteney
  • black powder
    • Powder
    • Drams
    • Bullet
    • Caliber
    • Four
    • Grains
    • Charge
    • Game
    • Selous
    • Elephant
    • Used
    • Bore
  • 2 bore
    • Four
    • Mm
    • Rifle
    • Century
    • Powder
    • Black
    • Cartridges
    • Selous
    • Used
    • Specifications
    • 19th
    • Courteney
  • 6 bore
    • Four
    • Mm
    • Rifle
    • Century
    • Powder
    • Black
    • Cartridges
    • Selous
    • Used
    • Specifications
    • 19th
    • Courteney
  • frederick courteney selous
    • Courteney
    • Frederick
    • Selous
    • African
    • Bullet
    • Practice
    • Specifications
    • British
    • Hunters
    • Smoothbore
    • Advent
    • Gun
  • elephant gun
    • Hunter
    • African
    • Gun
    • Game
    • Specifications
    • Smoothbore
    • Courteney
    • Also
    • Frederick
    • Powder
    • Recoil
    • Charge
  • frederick selous
    • Courteney
    • Selous
    • African
    • Bullet
    • Practice
    • British
    • Hunters
    • Specifications
    • Smoothbore
    • Advent
    • Gun
    • Hunter

Connections between topic areas Semantic bridges

For 4 bore, one of the stronger structural bridges in this analysis connects 4 bore with History 1750–1880. Bridges highlight paths between different parts of the map and can reveal research angles that are easy to miss in a flat list.

Min side: 3
4 bore — History 1750–1880 · splits 12 ⟂ 27
4 bore — Overview · splits 30 ⟂ 9

Map overview Semantic statistics

4 bore

Nodes39
Edges38
Triples37
Avg. degree1.95
Density0.051282
Components1

Source & methodology

TTTA analyzes the structure around 4 bore to surface related topics, entities, relationships, concept neighborhoods and bridge connections. Use the map to explore areas such as History, History 1750–1880 & Specifications, including less central topics that may reveal useful research gaps. Automatically extracted connections are research leads rather than rewritten encyclopedia content.

Source: Wikipedia — 4 bore · EN edition · Analysis: TopicsToTalkAbout

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