Robert Langdon titled "Symbols of the Lost Sacred Feminine." It is later revealed in "The Lost Symbol" that "Symbols of the Lost Sacred Feminine" was published and created 'quite a scandal'. The book "Christianity and the Sacred Feminine", mentioned in "Origin" had reportedly been denounced by the Vatican, "which, in the aftermath, promptly became a bestseller," as quoted by the AI assistant Winston. Robert Langdon Professor Robert Langdon is a fictional character created by author Dan Brown for his "Robert Langdon" book series: "Angels & Demons" (2000), "The Da Vinci Code" (2003), "The Lost Symbol" (2009), "Inferno" (2013) and "Origin" (2017). He
Robert Adrian Langdon presented evidence for his controversial theory that the cannons were from the "San Lesmes", a ship of the Spanish Loaisa Expedition. Langdon proposed that the "San Lesmes" had foundered on the atoll, thrown off the cannons to refloat, sailed to Tahiti where some members of the crew remained, and then onward to discover New Zealand. This theory had all but been forgotten until Greg Scowen published his novel "The Spanish Helmet" in 2011, basing much of the story on the presumed journal of the captain of the "San Lesmes", Francisco de Hoces. Robert Adrian Langdon Robert Langdon (1924–2003) was an