William Purser ( 1790 - 1852 ) was a British painter. William Purser s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 771.31 USD for View on the Bosphorus in 2003 to 6842.48 USD for Constantinople, showing the Topkapi and the Suleimaniye with the Sultan's Barge in the foreground in 2012 , based on the size and medium of the artw