Which important religious writings were discovered in Egypt, and moved from Egypt to Europe to the United States. Once in the United States, it was kept in a safe-deposit box for 16 years on Long Island, New York?

Interesting National Geographic article on this, Mozart. It's a 66 page codex, containing among other things, the only known surviving copy of the Gospel of Judas.

Timeline

Good answer dg. Thanx

What does the Codex Tchacos contain?
The codex contains not only the Gospel of Judas, but also a text titled James (otherwise known as the First Apocalypse of James), the Letter of Peter to Philip, and a fragment of a text that scholars are provisionally calling Book of Allogenes.