{"id":871,"slug":"william-boyd-john-dean-david-a-hall-and-hannibal-hamlin-burial-sites-at-congressional-cemetery-washington-d-c","story":[{"heading":null,"paragraphs":["Congressional keeps the four — the 'Boyd Dean Hall Hamlin' that's the UGRR buried, the '2010' that's the Network listed. The 'Boyd's wagon' is the caught — the 'two hidden' that's the '58 arrest, the 'huckster's cart' that's the disguise used. The 'Dean argued' is the tested — the 'law didn't apply' that's the District's claim, the '7 represented' that's the cases fought.","The 'Hall came' is the stood — the 'Pearl counsel' that's the '48 risked, the 'ran risk of life' that's the jail's warning. The 'Hamlin founded' is the raised — the 'Freedmen's Relief' that's the money sent, the 'cousin's name' that's the VP shared. Congressional is the gathered — the 'four graves' that's the marker lists, the 'civil rights' that's the ground's theme.","The file keeps Congressional: the wagon's arrest, the law tested, the Pearl defended, and the four gathered.","Congressional Cemetery is the archive's DC file — four fighters under one marker."]},{"heading":"Why this file matters","paragraphs":["Congressional Cemetery is the archive's DC file — the graves of the wagon driver, the lawyer, the counsel, the founder.","A cemetery keeps its network — the file's suggestion being that the four's hold is the varied: the 'wagon hid' that's the hands-on, the 'law argued' that's the court's fight, the 'Pearl risked' that's the mob faced, and the 'relief raised' that's the money sent."]}],"name":"William Boyd, John Dean, David A. Hall, and Hannibal Hamlin Burial Sites at Congressional Cemetery","aliases":[],"type":"HISTORIC_SITE","type_label":"Historic Site","cats":["DARK_HISTORY","UNDERGROUND_RAILROAD_HISTORY","AFRICAN_AMERICAN_HISTORY","HISTORIC_SITE","CEMETERY","UNDERGROUND_RAILROAD"],"groups":["dark-history","historic-sites"],"desc":"NPS-listed historic site associated with the Underground Railroad.","full_desc":"A historic site in Washington, Washington, D.C., a National Underground Railroad Network to Freedom listing, William Boyd, John Dean, David A. Hall, and Hannibal Hamlin Burial Sites at Congressional Cemetery is filed here for what the record attaches to it. NPS-listed historic site associated with the Underground Railroad. It sits in the archive under dark history, Underground Railroad history and the Underground Railroad. The dossier holds 2 documented facts — a documented spine with no haunting reports attached. The site is open to visitors.","address":"122 E. Camden-Wyoming Ave","city":"Washington","county":"Washington D.C.","state":"Washington, D.C.","postal":null,"region":"South","lat":38.904243,"lon":-77.016524,"coord_kind":"CITY","status":"ACTIVE","access":"PUBLIC","access_notes":"NPS public listing access field: Yes. This is a listing snapshot; current arrangements still require confirmation.","ownership":null,"website":null,"phone":null,"year_built":null,"year_opened":null,"year_closed":null,"year_demolished":null,"designation":"National Underground Railroad Network to Freedom listing","current_use":"Historic site","research_notes":"Government-registry discovery record, unique ID 19DC01, source row 378. Inclusion concerns slavery, freedom-seeking and resistance history; no haunting is inferred. City, coordinates and detailed history are not inferred from the name. The source Year Established field is not treated as year built/opened. ","stage":"SOURCE_RESEARCH","quality":{"level":"MEDIUM","score":62.1,"dims":{"location_confidence":0.35,"identity_confidence":0.85,"historical_confidence":0.8,"source_quality":1,"paranormal_claim_provenance":null,"coordinate_confidence":0,"current_access_confidence":0.7,"freshness":0.65}},"claims":[],"history":[{"description":"NPS includes this site in the National Underground Railroad Network to Freedom. William Boyd, John Dean, David A. Hall, and Hannibal Hamlin Burial Sites at Congressional Cemetery's past is on record — the entry belongs to the verified layer the museum itself interprets. The fact is historically verified — the part of the file that doesn't need hedging. 'Public NPS Network to Freedom listings, row 2, ID 01GA01' documents the entry. The record keeps it — history, not lore.","evidence":"HISTORICALLY_VERIFIED","date_start":null,"date_end":null,"confidence":null,"source":{"name":"Public NPS Network to Freedom listings, row 2, ID 01GA01","url":"https://www.nps.gov/common/uploads/sortable_dataset/undergroundrailroad/F0E29766-00A1-12E5-C3D062151C3F7E26/nri-NTFListings6426NOPIItable.csv?t=1784017173223","publisher":"National Park Service","type":"GOVERNMENT","authority":1}},{"description":"William Boyd, John Dean, David A. Hall, and Hannibal Hamlin Burial Sites at Congressional Cemetery is documented on the National Park Service Network to Freedom for its role in the Underground Railroad. The site's documented history is the record the rest of the file stands on. The fact is historically verified — the part of the file that doesn't need hedging. The detail is preserved in 'NPS Network to Freedom listing'. It's the sort of fact that gives the haunting reports their context.","evidence":"HISTORICALLY_VERIFIED","date_start":null,"date_end":null,"confidence":null,"source":{"name":"NPS Network to Freedom listing","url":"https://www.nps.gov/subjects/ugrr/index.htm","publisher":"National Park Service","type":"GOVERNMENT","authority":1}}],"legends":[],"entities":[],"events":[],"investigations":[],"encounters":[],"media":[],"persons":[],"visitor":{"tour_availability":"Verify before visiting","notes":"Historic site; verify hours and access with the managing agency before visiting; check nps.gov for current hours and alerts.","last_verified_at":"2026-09-18 11:32:55","source":{"name":"HauntHunt generic access guidance","url":"https://haunthunt.com/about#access-guidance","publisher":"HauntHunt editorial","type":"DIRECTORY","authority":2}},"sources":[{"name":"Public NPS Network to Freedom listings, row 2, ID 01GA01","url":"https://www.nps.gov/common/uploads/sortable_dataset/undergroundrailroad/F0E29766-00A1-12E5-C3D062151C3F7E26/nri-NTFListings6426NOPIItable.csv?t=1784017173223","publisher":"National Park Service","type":"GOVERNMENT","authority":1},{"name":"NPS Network to Freedom listing","url":"https://www.nps.gov/subjects/ugrr/index.htm","publisher":"National Park Service","type":"GOVERNMENT","authority":1},{"name":"Underground Railroad","url":"https://en.wikipedia.org/wiki/Underground_Railroad","publisher":"Wikipedia","type":"ENCYCLOPEDIA","authority":4}],"conflicts":[{"field_name":"place_type","existing_value":"HISTORIC_SITE","incoming_value":"CEMETERY","notes":"Preserve both source-backed variants; no automatic overwrite."},{"field_name":"short_description","existing_value":"NPS-listed historic site associated with the Underground Railroad.","incoming_value":"The graves—where the freedom figures rest.","notes":"Preserve both source-backed variants; no automatic overwrite."},{"field_name":"historic_designation","existing_value":"National Underground Railroad Network to Freedom listing","incoming_value":"NPS Network to Freedom","notes":"Preserve both source-backed variants; no automatic overwrite."},{"field_name":"research_notes","existing_value":"Government-registry discovery record, unique ID 19DC01, source row 378. Inclusion concerns slavery, freedom-seeking and resistance history; no haunting is inferred. City, coordinates and detailed history are not inferred from the name. The source Year Established field is not treated as year built/opened. ","incoming_value":"UGRR enrichment wave 4; VERIFY task auto-queued.","notes":"Preserve both source-backed variants; no automatic overwrite."}],"wiki":null,"counts":{"claims":0,"history":2,"legends":0,"entities":0,"sources":3}}