Andreas Riis Carstensen ( 1844 - 1906 ) was a Danish painter. Andreas Riis Carstensen s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 31 USD for Den tyske kejsers yacht in 2004 to 10233.49 USD for Scenery from St. Thomas in 2006 , based on the size and medium of the artwork.