Own a tangible piece of architectural history with this rare personal calling card, hand-signed and inscribed by Gustave Eiffel, the visionary engineer behind the Eiffel Tower and the Statue of Liberty���������s internal structure. This item is 100% authentic and has been professionally encapsulated in a tamper-evident Beckett Authentication Services (BAS) slab. This permanent housing ensures the signature remains preserved in its current condition while providing a lifetime guarantee of authenticity. Collectors can verify this specific item directly on the Beckett website using the unique serial number provided on the label. This piece offers a fascinating glimpse into Eiffel's personal life. The card is elegantly imprinted with his well-known Paris address at 60, rue de Prony, but it has been transformed into a unique historical document by Eiffel���������s own hand. He has personally penned his relocation details to S������vres, writing: "rue de la Croix Bosset, au coin de la rue de la Caille - No. 30." This combination of his professional stationery and personal handwriting makes it a standout addition to any high-end collection. The calling card measures 2.35 inches by 3.85 inches and features the original elegant script imprinting characteristic of the era. The signature and inscription are penned in pencil, remaining clear and legible. Whether you are a devotee of French history, an admirer of landmark engineering, or a serious autograph investor, this slabbed Eiffel signature represents a rare opportunity to own a verified artifact from one of history's most influential figures.