U.S. Post Office and Courthouse (St. Louis, Missouri)

E471896

courthouse government building historic federal building post office building

The U.S. Post Office and Courthouse in St. Louis, Missouri, is a historic 19th-century federal building known for its grand Second Empire architectural style and its role as a major government and judicial center.

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All labels observed (5)

Label	Occurrences
Old Post Office (St. Louis)	1
St. Louis Post Office and Customs House (if designated as NHL)	1
U.S. Post Office and Courthouse (St. Louis, Missouri) canonical	1
U.S. Post Office and Courthouse, Saint Louis	1
U.S. Post Office and Courthouse, St. Louis, Missouri	1

How this entity was disambiguated

This entity first appeared as the object of triple T4819108 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: U.S. Post Office and Courthouse (St. Louis, Missouri)
Context triple: [Alfred B. Mullett, notableWork, U.S. Post Office and Courthouse (St. Louis, Missouri)]

A. St. Louis city courthouse
St. Louis city courthouse was the municipal judicial center of St. Louis, Missouri, historically associated with significant legal and civic proceedings.
B. St. Louis county courthouse
St. Louis County Courthouse is a historic judicial building in downtown St. Louis, Missouri, notable for its 19th-century architecture and role in landmark legal cases such as the Dred Scott decision.
C. St. Louis City Hall
St. Louis City Hall is the historic municipal government building of St. Louis, Missouri, known for its ornate French Renaissance Revival architecture and central role in the city’s civic administration.
D. Lewis F. Powell Jr. United States Courthouse
The Lewis F. Powell Jr. United States Courthouse is a historic federal courthouse in Richmond, Virginia, named after Supreme Court Justice Lewis F. Powell Jr.
E. Roman L. Hruska Federal Courthouse
The Roman L. Hruska Federal Courthouse is a federal judicial building in Omaha, Nebraska, that houses the operations of the U.S. District Court and related federal legal services.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: U.S. Post Office and Courthouse (St. Louis, Missouri)
Target entity description: The U.S. Post Office and Courthouse in St. Louis, Missouri, is a historic 19th-century federal building known for its grand Second Empire architectural style and its role as a major government and judicial center.

A. St. Louis city courthouse
St. Louis city courthouse was the municipal judicial center of St. Louis, Missouri, historically associated with significant legal and civic proceedings.
B. St. Louis county courthouse
St. Louis County Courthouse is a historic judicial building in downtown St. Louis, Missouri, notable for its 19th-century architecture and role in landmark legal cases such as the Dred Scott decision.
C. St. Louis City Hall
St. Louis City Hall is the historic municipal government building of St. Louis, Missouri, known for its ornate French Renaissance Revival architecture and central role in the city’s civic administration.
D. Lewis F. Powell Jr. United States Courthouse
The Lewis F. Powell Jr. United States Courthouse is a historic federal courthouse in Richmond, Virginia, named after Supreme Court Justice Lewis F. Powell Jr.
E. Roman L. Hruska Federal Courthouse
The Roman L. Hruska Federal Courthouse is a federal judicial building in Omaha, Nebraska, that houses the operations of the U.S. District Court and related federal legal services.
F. None of above. chosen

Statements (43)

Predicate	Object
instanceOf	courthouse ⓘ government building ⓘ historic federal building ⓘ post office building ⓘ
architecturalFeature	central pavilion ⓘ classical columns ⓘ ornate dormer windows ⓘ symmetrical façade ⓘ
architecturalPeriod	19th century ⓘ
architecturalStyle	Second Empire ⓘ
associatedWith	United States Postal Service ⓘ federal judiciary of the United States ⓘ
category	Government buildings in St. Louis, Missouri ⓘ Second Empire architecture in Missouri ⓘ United States Post Office buildings ⓘ linked to: United States Post Office United States federal courthouses ⓘ
continent	North America ⓘ
country	United States ⓘ linked to: United States of America
era	post–Civil War period ⓘ
function	federal courthouse ⓘ post office ⓘ
governingBody	United States federal government ⓘ linked to: United States government
heritageCriteria	architectural significance ⓘ historical significance ⓘ
heritageDesignation	U.S. National Register of Historic Places ⓘ linked to: National Register of Historic Places contributing property in a historic district ⓘ
heritageStatus	listed on the National Register of Historic Places ⓘ
locatedIn	Downtown St. Louis ⓘ linked to: Downtown St. Louis, Missouri Missouri ⓘ St. Louis, Missouri ⓘ linked to: St. Louis, Missouri, United States United States ⓘ linked to: United States of America
maintainedBy	General Services Administration ⓘ linked to: U.S. General Services Administration
material	brick ⓘ stone ⓘ
notableFor	grand Second Empire design ⓘ role as a major government and judicial center in St. Louis ⓘ
owner	United States government ⓘ
region	Midwestern United States ⓘ
roofType	mansard roof ⓘ
significance	major government center ⓘ major judicial center ⓘ
usedFor	federal court proceedings ⓘ postal services ⓘ

How these facts were elicited

Referenced by (5)

Full triples — surface form annotated when it differs from this entity's canonical label.

Alfred B. Mullett → notableWork → U.S. Post Office and Courthouse (St. Louis, Missouri) ⓘ

Railway Exchange Building (St. Louis) → locatedNear → Old Post Office (St. Louis) ⓘ

linked to: U.S. Post Office and Courthouse (St. Louis, Missouri)

Egerton Swartwout → notableWork → U.S. Post Office and Courthouse, Saint Louis ⓘ

linked to: U.S. Post Office and Courthouse (St. Louis, Missouri)

Alfred Bult Mullett → notableWork → U.S. Post Office and Courthouse, St. Louis, Missouri ⓘ

linked to: U.S. Post Office and Courthouse (St. Louis, Missouri)

National Historic Landmarks in Missouri → contains → St. Louis Post Office and Customs House (if designated as NHL) ⓘ

linked to: U.S. Post Office and Courthouse (St. Louis, Missouri)

All labels observed (5)

How this entity was disambiguated Show

Statements (43)

How these facts were elicited Show

Referenced by (5)

How this entity was disambiguated

How these facts were elicited