There is a splendid portrait of her in the Philapdelphia Museum of Art, but that is the only reference to her that I can find. (See link). Was she perhaps more usually known by a shorter version of her name?
The Philadelphia Museum of Art says she was the wife of William Norris.
There was a famous Locomotive Engineer of that name in Philadelphia, who lived from 1802 to 1867, so it may be that she was his wife.
Mary Anne Keeley died in 1899.
Mary Anne Richey was born in 1917.
Mary Anne Warren was born in 1946.
Mary Anne Krupsak was born in 1932.
Mary Anne Schimmelpenninck was born on November 25, 1778.
Mary Norris was born in 1932.
Mary Anne Swainson died in 1897.
Mary Anne Spano's birth name is Mary Anne Wallace.
Mary Anne Shula's birth name is Mary Anne Hurst.
Mary Anne was created in 1954.
Mary Anne Atell is 5' 7".
Mary Anne Disraeli was born in 1792.
Mary Anne Disraeli died in 1872.
Mary Anne Talbot was born in 1778.
Mary Anne Talbot died in 1808.
Mary Anne Reidy died in 1977.
Mary Anne Reidy was born in 1880.