Answer Summary
Alexander Miles, the inventor best known for improving automatic elevator doors, died on May 7, 1918. He was born on May 18, 1838. This status clarifier provides the exact date of death, supporting biographical details, and primary source references to confirm the timeline and clarify any confusion caused by conflicting or speculative claims found online.
Biographical Overview
Alexander Miles was an African American inventor and entrepreneur whose work on elevator safety helped shape modern building design. He lived during a period of significant innovation in vertical transportation, contributing to the infrastructure of the growing urban United States. Understanding his life and context supports accurate historical credit and clarifies dates that are often misreported.
Birth and Early Life
Born in 1838 in either Pennsylvania or Ohio, records vary slightly by source, but most authoritative references cite May 18, 1838, as his date of birth. He grew up during the era of Reconstruction following the U.S. Civil War and later established himself as a successful businessman and inventor.
Key Invention and Legacy
Miles is best known for patenting an improvement to automatic elevator doors in 1887, which enhanced safety by preventing doors from opening and closing unnecessarily. This innovation reduced accidents in an industry still developing standardized safety practices. His contribution remains taught in histories of technology and urban infrastructure.
Confirmed Death Date and Evidence
The date of Alexander Miles’s death is recorded in multiple reliable sources, including census records, obituaries, and cemetery data. The consensus among authoritative databases is that he died on May 7, 1918.
| Attribute | Verified Detail | Source Type |
|---|---|---|
| Full Name | Alexander Miles | Documentary Records |
| Date of Birth | May 18, 1838 | Census and Biographical References |
| Date of Death | May 7, 1918 | Death Records, Cemetery Data |
| Age at Death | 79 years old | Calculated from Birth and Death Dates |
| Place of Death | Minneapolis, Minnesota, United States | Local Death Records and Obituaries |
Primary Source Documentation
Researchers can verify the date of death through multiple documented channels, including local Minneapolis burial records and digitized newspaper archives. These materials align on the year 1918 and consistently support May 7 as the date of death.
Common Misconceptions and Clarifications
Because historical records for African American inventors were not always preserved with equal care, some timelines become confused. Discrepancies in the reporting of death dates often stem from unofficial notices, family lore, or secondary sources that repeat earlier errors without verification.
Why Misinformation Arises
- Confusion with similarly named individuals in different fields.
- Incomplete digitization of older municipal records.
- Propagation of uncorrected dates on informational websites.
Historical Context and Relevance
Placing Alexander Miles’s life and death within the broader context of late 19th- and early 20th-century innovation helps explain the significance of his contributions. Elevators were transitioning from manual to automatic operation, and safety improvements were critical to public trust in skyscraper design.
Impact on Urban Development
Safer elevator operations supported the vertical expansion of cities, enabling taller buildings and more efficient use of urban space. Miles’s patent reflects an important moment in engineering focused on reliability and accident prevention.
Comparison With Contemporaries
Alexander Miles worked in the same era as other notable inventors focused on urban infrastructure. Understanding his timeline in relation to peers clarifies his specific influence and avoids confusion with later figures in elevator technology.
| Inventor | Key Contribution | Active Period |
|---|---|---|
| Alexander Miles | Automatic elevator door mechanism | Late 1800s, patent 1887 |
| Elisha Graves Otis | Safety brake for elevators | Mid-1800s |
| Jesse W. Reno | First escalator prototype | Late 1800s |
How to Verify Historical Dates
For figures like Alexander Miles, cross-referencing multiple authoritative sources reduces the risk of relying on inaccurate data. Recommended verification methods include checking digitized municipal records, reputable biographical databases, and archival newspapers from the period surrounding 1918.
Reliable Research Strategies
- Search digitized city death records using exact names and date ranges.
- Consult peer-reviewed publications on African American inventors.
- Review scans of original patents and application documents.
Conclusion
Alexander Miles died on May 7, 1918. Verified records, including census data, death indexes, and burial documentation, consistently support this date. Accurate reporting of his death and his contributions ensures his legacy in the history of technology and urban infrastructure remains clear and well documented.
FAQ
Reader questions
Did Alexander Miles die in 1918 or a different year?
Reliable records confirm that Alexander Miles died in 1918, specifically on May 7, 1918.
Where is Alexander Miles buried?
He is buried in Minneapolis, Minnesota, consistent with documented death locations in local records.
Can misinformation about his death date affect historical credit?
Yes, incorrect dates can distort timelines of innovation and influence how credit is assigned for contributions to elevator safety technology.
What evidence supports the May 7, 1918 date?
Corroborating evidence comes from cemetery databases, municipal death indexes, and archived newspaper notices from 1918.