Jan De Beyer ( 1703 - 1785 ) was a Dutch painter. Jan De Beyer s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 521.22 USD for Travellers and peasants with a packhorse on a road by a ruined villa; and A horseman and peasants by a vaulted ruin in 2003 to 2880 USD for View of the Kloveniersburgwal, Amsterdam, the Weighing House bey