The original Manuscript is lost, however it survives in four different handwritten copies, about a hundred years younger.

"But there would have to be a different copy of him in each of the six worlds," Szilard said at last.

You were at the Keep; it was a different copy of this book.

Many publications of Zadonshchina were composed by adding up excerpts from different copies.

However different copies of the text give two different names for the second one:

There are two different copies known to be released.

Textual criticism is the study of different copies of books or manuscripts.

There are quite a lot of differences in the different copies.

This collection has made it possible to contrast the different copies and add appropriate annotations.

Note that different copies of the game, even on the same computer platform, have differences in which items the spies want.