1870 – With the combined lobbying of Cavaillé-Coll, Charles Gounod and Camille Saint-Saëns, the 24 year old Widor was appointed as organist of Saint-Sulpice in Paris, the most prominent position for a French organist.

1890 – He succeeded César Franck as organ professor at the Paris Conservatoire.

1896 – He also became composition professor.

1925 – His organ works include: ten Symphonies, Suite Latine, Trois Nouvelles Pièces, and six arrangements of works by Bach under the title Bach’s Memento.

1933 – He remained as organist at St-Sulpice.

1934 – He was succeeded by his former student Marcel Dupré. Meanwhile.