Vital Statistics at Time of Disappearance
Details of Disappearance
Joseph Halpern disappeared on August 14, 1933 while hiking in Rocky Mountain National Park near Taylor Peak. Unsubstantiated reports place him in Phoenix, AZ in December of 1934, with the Lewis Brothers Circus in Michigan in the summer of 1935, traveling with CCC near Alliance, Nebraska in May of 1935. He may have used the alias Louis Hollenbuck and was called "teacher" by co-workers. He was also a computer at the Aberdeen Proving Grounds in 1932.
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National Park Service