Holy Roman Emperor (1741–1790) from 1765 until his death, and ruler of the Habsburg lands. Manuscript DS in Latin, signed “Josephus,” one page, 23.75 x 17.5, December 9, 1766. Large untranslated document regarding The Adventures of Telemaque by John Conrad Wohler. Signed at the conclusion by the Emperor and countersigned by two others. A few small separations along intersecting folds, with one fold through a single letter of signature, scattered toning, and a couple of small pencil notations, otherwise fine condition. The large royal seal of the Emperor is crisp and intact. certified PSA/DNA and RR Auction COA Authenticity certificates.