Robert Trenaman Back ( 1922 - ) is a British painter. Robert Trenaman Back s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 13200 USD for U.S.S. FRANKLIN IN COMPANY WITH U.S. FRIGATE CONSTITUTION OFF THE NARROWS, NEW JERSEY- CIRCA 1838 in 2006 to 18000 USD for CELEBRATION OF WASHINGTON'S BIRTHDAY ON BOARD THE USS CONSTITUTION IN