1. Columbia University Rare Book & Manuscript Library, X893.7 B111 DS ID: DS6723 Title: Works Author: Baháʼu'lláh Place: Iran Date: 1872.
2. The Huntington Library, Art Museum, and Botanical Gardens, mssHM 1040 DS ID: DS9922 Title: Works Author: Cyprian Place: Rome Date: 1456