Death of ר׳ יצחק הלוי R. YIẒḤAK HAʾLEVI of Speyer.

י״א בתשרי ד׳תתצ״ג11th of Tiŝrei, AM 4893

https://thisjewish.day/article/4893-07-11-yi%E1%BA%93%E1%B8%A5ak-death