He is best known for making what is generally considered the first widely reported modern unidentified flying object sighting in the United States, after claiming to have seen nine unusual objects flying in tandem near Mount Rainier, Washington on June 24, 1947.
Dia paling terkenal untuk membuat apa yang umumnya dianggap secara luas pertama melaporkan pengamatan benda terbang aneh di Amerika Serikat, setelah mengaku melihat sembilan objek aneh terbang dalam suatu rantai dekat Gunung Rainier, Washington pada 24 Juni 1947.