Lettia A. Richardson was active/lived in Kansas, Maryland.
Biography Lettia Richardson
Lettia A. Richardson was an artist born around 1851 in Maryland. She lived in Atchison, Kansas in 1880. Married to Joseph, a stock and grain dealer.
Susan Craig, "Biographical Dictionary of Kansas Artists (active before 1945)"
Us Federal Census 1880.
This and over 1,750 other biographies can be found in Biographical Dictionary of Kansas Artists (active before 1945) compiled by Susan V. Craig, Art & Architecture Librarian at University of Kansas.