HauntBound archive · catalog record
Reported phenomena, as catalogued
Samuel Morse demonstrated the telegraph at this 1830s Morristown estate in 1838; the same grounds host annual ticketed paranormal evenings tied to the 1833 LeBlanc ax murders of the Sayre family next door.
333 Speedwell Avenue, Morristown, NJ 07960
Research updated September 2026
Age
All Ages
Cost
$$
General admission applies for museum visits; ticketed paranormal evenings are priced separately. Check morriscountynj.gov for current rates.
Access
Wheelchair OK
Largely level grounds with historic outbuildings; some interior threshold steps in period structures.
Equipment
Photos OK
Est. 1814 · Site of First Public Telegraph Demonstration (January 6, 1838) · Alfred Vail's role in developing Morse Code and the telegraph key · Adjacent to the Sayre family home — scene of 1833 LeBlanc murders · National Register of Historic Places
Stephen Vail purchased the Speedwell property in 1814 and developed a substantial ironworks operation at the site, producing anchors, chain, and various metal castings that supplied regional infrastructure projects. The Vail family's financial position and Alfred Vail's mechanical skill made the Speedwell works an attractive site when Samuel Morse needed a collaborator and a workshop to develop the electromagnetic telegraph from concept toward practical demonstration.
Alfred Vail joined Morse's project in 1837. Working from the Speedwell Factory building — a long stone structure still standing on the property — Vail made significant mechanical improvements to Morse's original device, including refinements to the key mechanism and contributions to the dot-and-dash code that would carry Morse's name. On January 6, 1838, Morse and Vail invited an audience of invited guests to the Factory building and transmitted a message successfully, marking the first public demonstration of the electromagnetic telegraph. The demonstration preceded by several months the more famous Washington, D.C. demonstration.
The Sayre House, adjacent to the Speedwell property, became the scene of one of New Jersey's most notorious crimes in 1833. Antoine LeBlanc, a French laborer hired by Samuel Sayre, killed Sayre, his wife, and their servant Phoebe using an ax and club in a single night. The murders and LeBlanc's subsequent trial and execution drew enormous public attention and are tied to the ghost traditions of the Morristown Green as well as to the Speedwell area.
Morris County acquired the Speedwell property in 1966. The site is listed on the National Register of Historic Places as the location of the telegraph's first public demonstration. Morris County Parks operates the historic site, including periodic paranormal evening programs that draw on the property's dual history as a technology birthplace and a site adjacent to one of New Jersey's most sensational murders.
Sources
The paranormal tradition at Historic Speedwell is formally organized rather than incidental: Morris County Parks has hosted recurring ticketed paranormal evenings at the property, partnering with the Specter Seekers Paranormal Society to lead investigations through the Vail House and associated buildings.
The historical anchor for these programs is the 1833 LeBlanc murders. Antoine LeBlanc, a French laborer employed by Samuel Sayre at the adjacent Sayre House, killed Sayre, his wife, and their servant Phoebe over a single night using an ax and club. The crime predates photography and the formal criminal investigation apparatus, but its documentation through trial records, newspaper accounts, and subsequent cultural memory is extensive. LeBlanc was convicted, hanged publicly on Morristown Green before an estimated 12,000 spectators, and his body was subsequently dissected — a post-execution humiliation that became its own historical footnote. The 'Morristown Ghost' tradition, as documented in local historical accounts, references the spiritual unrest associated with both LeBlanc and his victims.
The paranormal evening programs draw on both the murders and the broader Speedwell property history. Participants are given a historical orientation, then move through the Vail House and grounds with the Specter Seekers team conducting active investigation protocols. Morris County's 2023 announcement cited 'Strangest Things' events and indicated the programs run annually, typically in October or November.
Tour the Vail House and associated outbuildings, including the Factory building where Samuel Morse and Alfred Vail demonstrated the electromagnetic telegraph to a crowd of invited guests in January 1838. Exhibits cover the Vail ironworks family's industrial history and Morristown's role in the telegraph's development.
Annual ticketed evening program hosted by Morris County and featuring the Specter Seekers Paranormal Society. Programs include the history of the 1833 LeBlanc murders of the Sayre family and the 'Morristown Ghost' tradition, followed by a guided paranormal investigation of the Vail House and grounds. Check morriscountynj.gov for the current year's event dates.
Some links on this page may earn HauntBound a small commission when you book, at no extra cost to you. Our editorial picks are independent. Full disclosure
Every HauntBound history is researched from documented sources. We clearly separate verified historical fact from paranormal folklore.
Free Guide
12 verified stops, rated for families, mapped in order. Free.
One email to confirm, then the guide link. Unsubscribe anytime.
Yuma, AZ
Yuma Territorial Prison operated from 1876 to 1909 on a bluff overlooking the Colorado River in Yuma, Arizona. It held 3,069 prisoners during its 33-year operation, including 29 women. The facility became a state historic park and has been voted by USA Today readers as the Best Haunted Destination in the nation.
Hancock, MI
The Quincy Mining Company began extracting copper from the Keweenaw Peninsula in 1846 and operated continuously until 1945, producing nearly a billion pounds of copper. During that period, 253 workers died in documented underground accidents. At its deepest, the mine reached 9,000 feet — the deepest copper mine in the world at the time — and its No. 2 shaft hoist house is a National Historic Landmark.
Cape May, NJ
The Emlen Physick Estate is an 1879 Victorian mansion in Cape May, New Jersey, designed by Philadelphia architect Frank Furness for Dr. Emlen Physick Jr. and his household. The 18-room Stick Style house remained in the Physick family until the 1930s and was saved from demolition by the Mid-Atlantic Center for the Arts and Humanities (MAC), which has operated it as a museum since 1970. The estate is a contributing structure to the Cape May Historic District and has appeared on the television series Haunted Towns.