Johann Emil Rudolf Hans Hermann ( 1858 - 1942 ) was a painter. Johann Emil Rudolf Hans Hermann s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 1430.23 USD for Avondmarkt op het Singel, bij de Ronde Lutherse Kerk te Amsterdam in 2017 to 3381.23 USD for Am Hafen von Dordrecht (At the Port of Dordrecht) in 2020 , based on the size