Judaica Estate Of Richard Levy Typed Signed Moss Haggadah Orig Manuscript. This manuscript is a typed continuos piece of paper consisting of connected pages it is signed in pencil by David moss with a note to Dick (Richard Levy) the Levy’s had commissioned David to create the Moss Haggadah. Included is other ephemera that was in the folder and is from the Levy estate all together help to establish the provenance.