Lea Grundig Langer ( 1906 - 1977 ) was a German painter. Lea Grundig Langer s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 750 USD for Stehender Mädchenakt in 2004 to 1000 USD for Child's Play. in 2014 , based on the size and medium of the artwork.