Peck Arnold

Peck Arnold

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The Antikythera Mechanism by Michæl Paukner -- This mechanism is an ancient mechanical calculator designed to calculate astronomical positions. It was recovered in 1900-01 from the Antikythera wreck, but its complexity and significance were not understood until decades later. It is now thought to have been built about 100-150 BC. Technological artifacts of similar complexity did not reappear until the 14th century, when mechanical astronomical clocks appeared in Europe.

The Antikythera Mechanism by Michæl Paukner -- This mechanism is an ancient mechanical calculator designed to calculate astronomical positions. It was recovered in from the Antikythera wreck, but its complexity and significance were not understood

Saturn V Blueprints

Wonderful 24 x 36 blueprint of the Boeing Apollo Saturn V Moon Rocket. Made the old-fashioned way - with ammonia activated paper on a Diazit