Bernhard Ulrik Middelboe ( 1850 - 1931 ) was a Danish painter. Bernhard Ulrik Middelboe s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 251.82 USD for Beach scenery in 2007 to 1622.95 USD for An elderly gentleman with a cane in a birch grove in 2019 , based on the size and medium of the artwork.