Claim: A UFO crashed in 1933 Italy and the US Recovered it

[Eburacum]

The Caproni was a very early jet aircraft, one of the first to fly anywhere in the world; but it had poor overall performance, and very few were built.

But the name Silverplate was a contraction of "Silver Plated Project"

That's right; it had nothing to do with the 1942 event. Brophy senior seems to have a fabulist, who took tall tales from all over the place to elaborate his story.

Note that the bombers concerned were painted silver to reflect the blast of the atomic bomb;