João Nunes Diabinho: The Telegraphic Vision of a Portuguese Inventor João Nunes Diabinho, born in Funchal, Portugal in 1850, was an extraordinary figure whose legacy extends beyond the realm of conventional art. While often remembered for his intricate telegraph switchboards – ingenious devices that revolutionized communication in late 19th-century Portugal – Diabinho’s life and work reveal a multifaceted individual: a skilled musicia…