Mary Martha Pearson Geb Dutton ( 1799 - 1871 ) was a British painter. Mary Martha Pearson Geb Dutton s works have been put up for auction numerous times, with realized prices varying from 273.85 USD for Portrait of a lady, bust-length, seated in a black dress with white collar and pearls in her hair in 2006 to 400 USD for PORTRAIT OF HANNAH WHITMAN in 2014 , based on the size and medium of the a