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Ithaca 37: History, Applications & Products
The Ithaca 37, also known as the Ithaca Model 37, is a pump-action shotgun made in large numbers for the civilian, law enforcement and military markets. Based on a 1915 patent by firearms designer John Browning for a shotgun, initially marketed as the Remington Model 17, it utilizes a novel combination ejection/loading port on the bottom of the gun which…
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Ithaca 37 topic overview
The analysis highlights History, Applications and Products as prominent areas in the source structure around Ithaca 37.
Related topics
48
Source areas
5
Connected nodes
53
Extracted relationships
93
Concept neighborhoods
26
Bridge connections
53
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.
Users · 30 topics
History · 8 topics
Selected versions · 5 topics
Overview · 4 topics
Operation · 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.
Action
Manually operated, pump-action
Barrel length
13 to 30 inches (330 to 760 mm)
Cartridge
12, 16, 20, or 28 gauge
Designed
1933
Designer
John Browning, Harry Howland
Feed system
4, 5, or 7-round tubular magazine (riot, standard, and extended tube versions)
Explore all related topics Closing gaps
A structured outline of related entities, concepts and subtopics. Open any item to build a new map centered on it.
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.
Deeper signals for content research, entity SEO and topical coverage. The plain-language headings explain what each technical view is useful for.
How Ithaca 37 connects Entity context
Entity context groups extracted connections by relationship type. Counts show recurrence in the analyzed source; the examples are research signals, not claims about importance.
The extracted context around Ithaca 37 shows recurring relationship patterns in the source. For example, Ithaca 37 → Acquired, Argentina, Army, Army Green Berets, Bataan, Bolivia, Brazil, Chile, Corps, Department, Emergency Service Unit, Featherlight, Highway Patrol, Iran, Korean War, LAPD, Liberians, Long-Range PatrolsUnited States Marine, Los Angeles County Sheriff's, Los Angeles Police Department Another extracted example is Ithaca 37 → After, First World War, Following, Harry Howland, In, Ithaca, Ithaca Gun Company, Ithaca M37, Ithaca Model, M1911, M3, Pedersen, Remington Model, They, While Ithaca, Winchester Model, With. Use these groups to spot repeated connection types before inspecting the individual relationships.
Ithaca 37
Top relations
related to Users· 52
Ithaca 37 → Acquired, Argentina, Army, Army Green Berets, Bataan, Bolivia, Brazil, Chile, Corps, Department, Emergency Service Unit, Featherlight, Highway Patrol, Iran, Korean War, LAPD, Liberians, Long-Range PatrolsUnited States Marine, Los Angeles County Sheriff's, Los Angeles Police Department
related to history· 17
Ithaca 37 → After, First World War, Following, Harry Howland, In, Ithaca, Ithaca Gun Company, Ithaca M37, Ithaca Model, M1911, M3, Pedersen, Remington Model, They, While Ithaca, Winchester Model, With
Relationships are represented as Subject → Predicate → Object triples. Confidence describes extraction strength, not the real-world importance of a relationship; lower-confidence rows may be contextual rather than explicit.
TTTA extracted 93 structured relationships around Ithaca 37. Examples in this analysis include Ithaca 37 → Action → Manually operated, pump-action and Ithaca 37 → Barrel length → 13 to 30 inches (330 to 760 mm). The table shows each extracted connection, where it came from and its confidence.
Subject
Predicate
Object
Confidence
Src
Ithaca 37
Action
Manually operated, pump-action
1.00
infobox
Ithaca 37
Barrel length
13 to 30 inches (330 to 760 mm)
1.00
infobox
Ithaca 37
Cartridge
12, 16, 20, or 28 gauge
1.00
infobox
Ithaca 37
Designed
1933
1.00
infobox
Ithaca 37
Designer
John Browning, Harry Howland
1.00
infobox
Ithaca 37
Feed system
4, 5, or 7-round tubular magazine (riot, standard, and extended tube versions)
1.00
infobox
Ithaca 37
Length
29.9 to 39.6 inches (760 to 1,010 mm)
1.00
infobox
Ithaca 37
Manufacturer
Ithaca Gun Company Industrias Marcati
1.00
infobox
Ithaca 37
Mass
Varies
1.00
infobox
Ithaca 37
Place of origin
United States
1.00
infobox
Ithaca 37
Produced
1937–present
1.00
infobox
Ithaca 37
Type
Shotgun
1.00
infobox
Ithaca 37
Used by
See Users
1.00
infobox
Ithaca 37
Variants
Bataan Modelo 71 Ithaca Model 87
1.00
infobox
Ithaca 37
Wars
World War II Korean War Vietnam War Cambodian Civil War Rhodesian Bush War 1989 attack on La Tablada barracks 1992 Los Angeles riots
1.00
infobox
Ithaca 37
is a
only pre
0.90
text
No triples extracted yet.
Related concept clusters Concept neighborhoods
Concept neighborhoods group terms that sit near one another in the extracted graph. They are useful for discovering adjacent language and context, but proximity does not by itself imply a factual relationship.
The concept neighborhoods around Ithaca 37 bring nearby vocabulary together. In this analysis, examples include Production, Shotgun and War. Use the clusters to find adjacent concepts and terminology that may deserve separate research.
Ithaca 37
Production
Shotgun
War
Model
Made
Ii
Many
Pump-action
World
Designer
Ejection
Gauge
ithaca 37
Production
Shotgun
War
Model
Made
Ii
Many
Pump-action
World
Designer
Ejection
Gauge
remington model 17
Shotgun
Used
Designer
Gauge
Ii
Made
Many
Pump-action
World
War
Production
Barrel
first world war
Ii
War
World
Production
Users
Angeles
Los
Shotgun
States
United
Used
Ithaca
ithaca gun company
Production
Shotgun
War
Model
Made
Ii
Many
Pump-action
Versions
World
Gauge
Users
winchester model 1912
Shotgun
Used
Designer
Gauge
Ii
Made
Many
Pump-action
World
War
Production
Barrel
los angeles police department
Angeles
Los
Department
Police
Users
New
World
Military
Special
States
United
Used
los angeles county sheriff's department
Angeles
Los
Department
Police
Users
New
World
Military
States
United
Used
Versions
Connections between topic areas Semantic bridges
Semantic bridges connect parts of the graph that would otherwise be more separate. A bridge is a structural signal in this analysis, not a claim that the two topic areas are equivalent.
For Ithaca 37, one of the stronger structural bridges in this analysis connects Ithaca 37 with Users. Bridges highlight paths between different parts of the map and can reveal research angles that are easy to miss in a flat list.
Number of nodes, edges, triples, density and central hubs. Use it to gauge the size and connectivity of the map.
Ithaca 37
Nodes54
Edges53
Triples93
Avg. degree1.96
Density0.037037
Components1
Source & methodology
TTTA analyzes the structure around Ithaca 37 to surface related topics, entities, relationships, concept neighborhoods and bridge connections. Use the map to explore areas such as History, Applications & Products, including less central topics that may reveal useful research gaps. Automatically extracted connections are research leads rather than rewritten encyclopedia content.
