Sciences & Technology
Hand-drawn by Vinton Cerf in the 1990s, this sketch revisits his groundbreaking 1977 concept of the TCP/IP protocol, the foundation of the Internet. It illustrates how different networks - ARPANET, SATNET, PRNET - could communicate through a universal architecture.
Sciences & Technology
In this letter, Champollion isn’t triumphant, he’s searching. From Abu Simbel’s hieroglyphs, he questions, deciphers, doubts. Ramses II, Ahmosis, Ergamenes: each name fuels his quest. A rare glimpse of a genius still learning, still passionate, still human.
Sciences & Technology
In 1924, as Walter Chrysler launched the Chrysler Six, he paused to write his teenage son a warm, encouraging letter. Amid corporate ambition, this note reveals a father's quiet support at a pivotal moment, for both his company and his son’s future.
Sciences & Technology
In this rare signed typescript, Einstein examines his decision to alert Roosevelt about the atomic bomb, expressing deep regret and reaffirming his pacifist beliefs. He ends by honoring Gandhi as a model of nonviolence and moral courage in the face of global destruction.
Sciences & Technology
In a rare letter, Neil Armstrong thanks a teacher named Debbie and encourages her students, linking their pursuit of knowledge to the same spirit that took humans to the Moon—emphasizing that learning is both the key and the quest of human progress.
Sciences & Technology
Apollo 16 astronaut Charles Duke penned a heartfelt note offering spiritual support to a friend, revealing his deep faith. Beyond his lunar legacy, this rare message shows the human side of a Moonwalker—compassionate, personal, and grounded in belief.
Sciences & Technology
In 1904, Louis Lumière sent a handwritten postcard thanking a family for their portrait’s use—marking a turning point in visual culture. This rare item captures the birth of the photographic postcard and hints at the future of image sharing, a century before Instagram.
Sciences & Technology
In 1972, Jean-Michel Cousteau demanded scientific integrity for a Sea Museum project, signaling the Cousteau family's early environmental activism. Their stance helped shape public ocean awareness—decades before marine preservation became a global cause.