Ernő Markó . Aliases: Erno Marko; Ernst Marko; Markó Ernő ( 1868 - 1945 ) was a Hungarian painter. Ernő Markó s works have been put up for auction numerous times, with realized prices varying from 223.36 USD for Bateaux √† quai sous la neige in 2004 to 900 USD for SUMMER BY THE RIVER in 2007 , based on the size and medium of the artwork.