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• Introduction
• Why machines?
• Before Schickard
• Schickard
• 17th-19th century
• Leibniz cylinder
• Odhner pinwheel
• Pinwheel -evolution
• Other systems
• Rules, disks, cylinders
• Slide adders
• Turn, turn, turn
• Combinations
• Made in Belgium!
• Politics & competition
• Automatisation en printing
• The end
• Links
• Impressum
• Contact

Impressum

English version of the impressum

Voor onnauwkeurigheden en fouten nemen we graag zelf alle verantwoordelijkheid.

Introduction | Links | Impressum | Contact |