Ferdinand-Sigismond Delamonce [SEP] father
Ferdinand-Sigismond Delamonce
Ferdinand-Sigismond Delamonce (1678 in Munich – 1753 in Lyon) was an architect of French ancestry born in Germany to the architect Jean Delamonce. 
He worked with his father until the latter's death in 1708 and then worked alone in Italy (1715–28) before arriving in Lyon in 1731. There he headed works on the Carthusian monastery in the city (1733–37).
the church is now part of the Parish of Saint-Just-Saint-Irénée. The organ, built in 1921, was restored in 1972. Acoustics at Saint-Just are excellent, and many concerts of sacred music and choral singing are held there. 
Architecture.
The Neoclassical facade was designed by Ferdinand-Sigismond Delamonce and dates to the early 18th century. It bears was an inscription that recalls the dedication of the ancient basilica to the Maccabees : "Machabaeis primo deinde sancto iusto" (For the Maccabees