In Signum Benevoli Affectus IV: Menasseh ben Israel's Album Inscription for Hermannus Jacobi

In 1650, Menasseh ben Israel entered an inscription in the album amicorum owned by Hermannus Jacobi from Hanover. This article, the fourth in a series on Menasseh's album inscriptions, comprises a biographical sketch of Jacobi, followed by a photograph, a transcription, a translation, and an analysis of the inscription itself. Reference is made as well to Menasseh's inscription in the album amicorum, now lost, of Henricus Schmettavius / Heinrich Schmettau, a student of theology from Silesia.