Modell eines Rechenkastens nach Schott (1608 - 1666)

Working model of an arithmetic box according to Schott (1608 - 1666)

smallwin.gif (1001 Byte) Modell  Model  (Flash Simulation)
Adobe Flash Player >= 8
smallwin.gif (1001 Byte) Addiertafel im Deckel

smallwin.gif (1001 Byte) aread.gif (923 Byte) Beschreibung und Rechenbeispiel
Description with calculating example
(in German language, but with many pictures, so you will find out what is said)