Tina Blau Lang ( 1845 - 1916 ) was an Austrian painter. Tina Blau Lang s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 70671.38 USD for Frühling im Prater in 2002 to 72667.95 USD for By the artist‘s studio, Prater 1907 in 2010 , based on the size and medium of the artwork.