In 1922, Baron Philippe de Rothschild takes just under 20 years old, the management of the winery, whose reputation he had a lasting influence. He introduces the lock filling and numbered bottles, created in 1930 the "Mouton Cadet" and acquires a 5ème Cru Château d'Armailhac, directly adjacent to the vineyards of Mouton Rothschild. In 1945 he began the wines with labels equip artists, giving them to this day its distinctive face.
Mwaka 1922, Baron Philippe de Rothschild inachukua tu chini ya umri wa miaka 20, usimamizi wa Winery, ambaye sifa alikuwa na ushawishi wa kudumu. Mwingizi lock kujaza na chupa kuhesabiwa, umba katika 1930 "Mouton Cadet" na hupata 5ème Cru Chateau d'Armailhac, moja kwa moja karibu na mashamba ya mizabibu ya Mouton Rothschild. Mwaka 1945 alianza vin na maandiko wasanii kuvipa, kuwapa siku hii ya leo uso yake ya pekee.