CARAN d’ACHE "Petrache Poenaru - The Endless Pen". Fountain pen with a gold-plated and blackened metal barrel, adorned with a portrait of Petrache Poenaru and the inscription "The portable, endless pen that feeds itself with ink. Patent granted in Paris, May 25, 1827,” with gold-plated trim and a two-tone 750-thousandths gold nib, size M (medium), and a pump-fill mechanism. Signed and numbered limited edition 0007/1827. Length: 13.9 cm Gross weight: 53.1 g Comes with its box, outer box, and papers (showing signs of wear).