Claim: Mark Eisner was a prominent lawyer, served as Collector of Internal Revenue and he was elected to the New York State Assembly.
Evidence: Mark Eisner was a prominent lawyer, tax expert, and politician. Eisner served as Collector of Internal Revenue for the Third District (New York) from 1915 to 1919. In 1912, Eisner was elected to the New York State Assembly where he served two consecutive terms.