johann melchior wyrsch (1732-98) was born in buochs, switzerland. in 1753 he went to rome to study with gaetano lapis and then at the academie francaise.
Portrait of Madame Marie Joseph Francoise Hursule de Boquet de Courbouson new24/johann melchior wyrsch-499566.jpg ID de tableau:: 78430
1769(1769)
Oil on canvas
89.5 x 72.5 cm (35.2 x 28.5 in)
cjr