This was Rivera 's first major large - scale mural project .
Covering all of the walls of these two courtyards are murals. 235 panels or 1585.14 m2 of this mural work was done by Diego Rivera between 1923 and 1928 .
This was Diego Rivera 's first major large - scale mural project .
Covering all of the walls of these two courtyards are murals. 235 panels or 1585.14 m2 of this mural work was done by Diego Rivera between 1923 and 1928 .