Johan Vilhelm Gertner (after) ( 1818 - 1871 ) was a Danish painter. Johan Vilhelm Gertner (after) s works have been auctioned off multiple times, with realized prices varying according to the size and medium of the artwork, for instance of 193.44 USD for Portrait of Georgette Elisabeth de Falsen, née Rosenkrantz (1799-1869). in 2010