Countess of Rosebery (née de Rothschild; 1851–1890), daughter of Mayer Anschel Rothschild; Shadmot Dvora (Hebrew: Deborah's Cultivated Fields), a moshav...

metalwork dealer. Her mother was the daughter of the Chief Rabbi of Hamburg, Anschel Stern [de], and his wife Jeanette (née Adler). Baer's maternal great-grandfather...