Jon Your father most likely had a role to play in those first V-2 rocket launching trials carried out at the White Sands Proving Grounds in April 1946. The fact that the Canadian MZPI (Radar AA No 4 Mk 6) was on the site at the time of these trials raises some very interesting questions for researchers.
Check out the item National Historic Landmarks on this link.
http://en.wikipedia.org/wiki/White_Sands_Missile_Range