Gerard Mercator ( 1512 - 1594 ) was a Danish painter. Gerard Mercator s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 42.97 USD for Specialkort over N√∏rrejylland. in 2004 to 24477.96 USD for Atlas ou representation du Monde Universel ... divise en deux tomes in 2006 , based on the size and medium of the artwork.