At the time the New York Times wrote about a “mysterious flying disc” with photos of the device seen travelling at extremely high speeds over the high-rise buildings. …
As the scientifically minded know, “evidence” is not “proof.” The alleged UFOs were common enough to be given the nickname “foo fighter” (also known by the politically incorrect term “kraut fireballs”). The scientifically minded also know these sightings can be explained by ball lightning, airplane discharge, aviation vertigo and the V-2 rocket.
And as for the eyewitness account, the Nazis were likely developing a new source of propulsion. As we know from the long-range V-2 rocket , the Nazis were forward-thinking when it came to technology. But it’s not likely they managed to succeed.