Rechenpfennig with a wheel

Woman with Scales and Cornucopia / Man with Ribbon Sitting on a Wheel
1758-1777 - Clausthal, Germany - Johann Wilhelm Schlemm
OMNIA CUM PONDERE NUMERO & MENSURA (Everything has weight, number and measure.) / I.VV.S. (Johann Wilhelm Schlemm)
Fortuna stands in a toga and helmet, holding scales and a cornucopia from which coins are pouring.
FORTUNA VARIABILIS (Fortune is fickle)
Fortuna sits at the helm, holding the sails.