Mishna Kaufmann Manuscript
HebrewBooks.org posted today an old facsimile black and white edition of the Mishna Kaufmann Manuscript A50. It can be downloaded in a convenient PDF here. This manuscript was already online before on the Kaufmann Manuscript Collection website, in color and can be downloaded folio by folio here. Last, but not least there is a 3rd black and white scan of this manuscript on the Hebrew University’s Talmudic Manuscript Collection website and can be downloaded folio by folio here.