Hoelzer Credit - NASA

Personal: Male.

German rocket avionics expert. He began studies at the Technische Hochschule Darmstadt, but lost his scholarship in 1933 after getting into an argument with a Nazi student organisation. After teaching, he returned to Darmstadt and was able to complete his degree and was employed by Telefunken in Berlin. He was recruited by Von Braun to work at Peenemuende, arriving there in 1939. He worked there first on developing the V-2 guidance system and the Messina telemetry system.. Worked his entire life with the rocket team, at Fort Bliss, White Stands, and then at Huntsville. As of 1960, Director, Computation Division, NASA Marshall Space Flight Center. Died at Huntsville, Alabama.