Statements (19)
Predicate | Object |
---|---|
gptkbp:instanceOf |
US Air Force project
|
gptkbp:country |
gptkb:United_States
|
gptkbp:endDate |
1951
|
https://www.w3.org/2000/01/rdf-schema#label |
Project Grudge
|
gptkbp:location |
gptkb:Wright-Patterson_Air_Force_Base
|
gptkbp:notableFinds |
no evidence of extraterrestrial vehicles
concluded most UFOs were misidentified conventional objects |
gptkbp:notablePerson |
gptkb:Edward_J._Ruppelt
|
gptkbp:operatedBy |
gptkb:United_States_Air_Force
|
gptkbp:predecessor |
gptkb:Project_Sign
|
gptkbp:purpose |
investigation of UFO reports
|
gptkbp:relatedTo |
gptkb:Project_Blue_Book
gptkb:Project_Sign UFO |
gptkbp:replacedBy |
gptkb:Project_Blue_Book
|
gptkbp:startDate |
1949
|
gptkbp:successor |
gptkb:Project_Blue_Book
|
gptkbp:bfsParent |
gptkb:United_States_Department_of_Defense_projects
|
gptkbp:bfsLayer |
4
|