Potsdam University Library has a unique, large collection of Judaica, including numerous works in Hebrew and Yiddish. Publications that are not freely accessible online are gradually digitized and made accessible to the public.
Nidpas poh ḳ.ḳ. Zultsbakh : ʿa.y. ha-meḥoḳeḳ k.h.r.r. Mosheh bar Uri Sheraga Blokh y.ts.ṿ. ; נדפס פה קק זולצבאך : ע״י משה בר אורי שרגא בלאך יצ״ו, 448 [1687 oder 1688]