Einstein, Albert. (1879 - 1955) Large Signed Original DrawingAn exceptional large original charcoal portrait drawing of Einstein, on a 13. 25 x 17. 25 inch sheet, signed in pastel by the artist J[ulius] Zirinsky, Princeton, 3 16 34 and by Einstein, Albert Einstein. In very good condition, with artists pinholes at corners, a few tiny edge tears, a hint of mild toning, and scattered light wrinkling and soiling. This is a vivid portrait, apparently executed from life, with Einstein's unusually large signature