Carl Leopold Müller (after) ( 1834 - 1892 ) was an Austrian painter. Carl Leopold Müller (after) s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 639.22 USD for Study of a North African in 2004 to 13815.34 USD for Street musicians at the bazaar in 2006 , based on the size and medium of the artwork.