The Zaydi Manuscript Tradition project, based at the Institute for Advanced Studies in Princeton, has issued a recent report on the ZMT’s ongoing efforts to capture the Yemeni manuscripts in Italian libraries and provide open access to them.
V. Sagaria Rossi & S. Schmidtke, “The Zaydi Manuscript Tradition (ZMT) Project. Digitizing the Collections of Yemeni Manuscripts in Italian Libraries,” Comparative Oriental Manuscript Studies (COMSt) Bulletin 5/1 (2019), pp. 43-60.
An online version of the paper is available at https://www.aai.uni-hamburg.de/en/comst/pdf/bulletin5-1/43-60.pdf as well as