Johann Jacob Bruun ( 1715 - 1789 ) was a Danish painter. Johann Jacob Bruun s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 109.21 USD for Prospect af Det Kongel Residentz- Slott i Kiöbenhafn at see fra Slottspladsen Ano 1698 in 2004 to 1391.5 USD for Prospect from Store Heddinge, Denmark in 2011 , based on the size and medium