Antique combination nail file/letter opener, advertising buy Lilly Pharmaceuticals and Biologicals "Florence Nightingale 1820-1910"

Vintage rare combination letter opener/nail file with copper or possibly bronze advertising with two sides that seems to memorialize Florence Nightingale 1820-1910. Lilly Pharmaceuticals and Biologicals below the company logo. It measures 8" long. Incredible piece of history. W27 buy