Liang Tongshu ( 1723 - 1815 ) was a painter. Liang Tongshu s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 25000 USD for CALLIGRAPHY IN CURSIVE SCRIPT in 2013 to 40244.69 USD for Seven-character Couplet in Running Script in 2014 , based on the size and medium of the artwork.