After work on de Broglie's château had been completed Jacques and Augustine, with their son Augustin, went to Cherbourg where Jacques was employed on the construction of the harbour.
Pagkatapos ng trabaho sa de Broglie's Chateau had natapos Jacques at Augustine, sa kanilang mga anak na lalaki Augustin, napunta sa Cherbourg saan Jacques ay trabaho sa konstruksyon ng silungan.