Joseph Theodor Hansen ( 1848 - 1912 ) was a Danish painter. Joseph Theodor Hansen s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 2488 USD for INTERIOR AT POMPEI: CASA ARIANNA in 2003 to 33000 USD for HE ROMAN FORUM in 2007 , based on the size and medium of the artwork.