At the Accademia Albertina de Torino he learns with the great teachers Andrea Gastaldi and Enrico Gamba.
In this same town, at the Santa Margherita Church, Giovanni Battista leaves his "Annunciazione", delicate canvas made in 1901.
At the end of 1800 he carried out restoration work and painting of new frescoes at the Pallazzo Marchetti in Caraglio, the town where he lived most of his life.
Work commissioned by the "Garin di Cocconato" family, originally from Nice and owners of the palace at the time.
In England, between the years 1885 and 1886, he carried out fresco and chiaroscuro works in London, at the St Peter's Italian Church.