|MADAS Calculator - 1908|
|"This 1908 Madas machine was produced
by H.W.Egli of Switzerland. Madas = Multiplication,
Automatic Division, Addition, subtraction. It was one of
the last models of this kind produced from 1820. This
specific module had a special mechanism for automating
division (which was an elaborate task)."
Kaplan - Calculating Machines