If "Voynich Manuscript" is not neutral enough for you, you can still use the catalogue number MS 408 (without any additions). Some do, but when you name it after Voynich, everyone knows what is meant. This has just become so common that a renaming is practically impossible.
Since the donor to the Beinecke Library was Hans Peter Kraus, the manuscript could have been named after him.
Since the donor to the Beinecke Library was Hans Peter Kraus, the manuscript could have been named after him.