Isak zum roten Schild person

“Isak’s grandson Naftali Herz (who died in 1685) left the house with the red shield and moved to another house, “zur Hinterpfann” (“the warming pan”).…”

“A century later his great-grandson Kalman, a money-changer who also dealt in wool and silk, had a taxable income more than twice as large…”