Founder of the great New York–based retail and design operation that became legendary for its spectacular jewelry and decorative wares in metal, glass, and other materials. Vintage 4.25 x 6.5 cabinet portrait by Sarony, New York, signed on the image in ink, “Feby 15th 1892, My eightieth birthday, C. L. Tiffany.” In fine condition, with faint spotting and soiling, rounding to corners of mount, and subtle fading to image. COA John Reznikoff/PSA/DNA, and R&R COA.