Black River Falls, Wisconsin disc object discovery
Document coverPage 1 of 65_HS1-834228961_62-HQ-83894_Section_1 · View original on war.gov
A disc-shaped object nineteen inches in diameter was found on July 10, 1947, by city electrician Sig Hanson on the Jackson County fairgrounds near Black River Falls, Wisconsin, containing what appeared to be an RCA photo-electric cell, electric motor, and propeller.
“an object in the shape of a disc, nineteen inches in diameter had been found July 10, 1947, by one SIG HANSON, city electrician on the Jackson County fairgrounds, near Black River Falls, Wisconsin, about 3:30 p.m. The disc might be made of a substance such as cardboard covered by a silver airplane dope material. The contraption has a small wooden tail like a rudder in the back and inside of the disc is what appears to be an RCA photo-electric cell or tube. Also inside the disc is a little electric motor with a shaft running to the center of the disc.”
Verbatim from 65_HS1-834228961_62-HQ-83894_Section_1 · View original on war.gov
Case details
- Date
- 1947-07-10
- Precision
- day
- Location
- Jackson County fairgrounds, near Black River Falls, Wisconsin
- Country
- United States
- Region
- Wisconsin
- Branch
- FBI
- Unit
- Milwaukee Field Office
- Shape
- disc
- Size
- nineteen inches in diameter
Resolution
Colonel Schaefer opined the contraption might possibly have been made by a juvenile
Source document
Agency: FBI
File: 65_HS1-834228961_62-HQ-83894_Section_1
Case ID: 1947-FBI-72EBC7
View original on war.gov →Extracted via LLM. Verbatim excerpt validated.