Johann Ulrich Knechtli ( 1845 - 1923 ) was a Swiss painter. Johann Ulrich Knechtli s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 7608.03 USD for Sennenstreifen in 2005 to 22517.91 USD for Driving the Cattle up to the Mountain Pastures in 2016 , based on the size and medium of the artwork.