(flourished 1920s, Olathe)
Jo Ro was active/lived in Kansas. Jo Ro is known for painting.
Biography Jo Ro
Susan Craig, "Biographical Dictionary of Kansas Artists (active before 1945)"
Midwestern Artists’ Exhibition (Kansas City: Kansas City Art Institute, 1920-1942 Mines, Cynthia. For the Sake of Art: The Story of an Art Movement in Kansas. s.l. Mines, 1979.) 1929-30
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.