He is most famous for an altarpiece dedicated to the life of Francis of Assisi .
Bonaventura painted several panels and wall - paintings at Lucca , in 1235 and 1244 .
Bonaventura is most famous for an altarpiece dedicated to the life of Francis of Assisi .
Bonaventura painted several panels and wall - paintings at Lucca , in 1235 and 1244 .