Jon Baddeley

Aug 29, 2024 | bonhams.com | Claire Morgan |Claire Tole-Moir |David Williams |Jon Baddeley

London – This September, Bonhams Knightsbridge presents four sales offering a diverse selection of highlights, showcasing extraordinary works of technology, craftsmanship and printmaking. A rare Heimsoeth und Rinke three rotor Enigma 1 cypher machine, German, circa 1937, untouched in a Norwegian barn since 1945, leads the Instruments of Science and Technology sale from 2-12 September.

Mar 26, 2024 | bonhams.com | Jon Baddeley

London – One of the very few remaining late Medieval astrolabes to be dated, a rare 15th-century astrolabe leads Bonhams' Important Instruments of Science and Technology Sale on 24 April at Bonhams Knightsbridge. The Important Regiomontanus/Cardinal Bessarion Astrolabe, dated 1462, carries an estimate of £250,000-350,000. Jon Baddeley, Bonhams Specialist, said: "Before the era of smartphones, there was the astrolabe.