Carl Rottmann (after) ( 1798 - 1850 ) was a German painter. Carl Rottmann (after) s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 845.11 USD for View of the Bay of Palermo and Mount Pellegrino in 2005 to 1325.44 USD for Ätna in 2015 , based on the size and medium of the artwork.