Ludwig Hartmann ( 1835 - 1902 ) was a German painter. Ludwig Hartmann s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 5951.07 USD for RAST VON DER ARBEIT (A REST FROM WORK) in 2004 to 16973.9 USD for Waiting to Cross in 2010 , based on the size and medium of the artwork.