p 110 |Charles-Victor Prévôt, Vicomte d'Arlincourt (1789-1856), was a writer whose historical novels were disguised attacks on the regime of King Louis-Philippe; Loïsa Puget (1810-89) was a poetess and musician who sang her own songs at social functions. The "days" Proust is referring to are thus those of the July Monarchy, after 1830.(Sturrock)
p 110 |There were so many (Duc de La Rochefoucauld), he probably didn't mean a real one.
p 111 | Louis Philippe, ruled 1830–48
p 114 | ...low-cut dresses...
p 115 | The Campo Santo, also known as Camposanto Monumentale ("monumental cemetery") is a 12th century edifice at the northern edge of the Cathedral Square in Pisa, Italy. "Campo Santo" can be literally translated as "holy field" (cemetery). There are celebrated frescos showing such funereal scenes as The Triumph of Death and The Last Judgment. (Sturrock)
p 117 | Aumale-Lorraine: a family dating back to the early 15th century and related by marriage to the junior or Orléans branch of the Bourbons. (Sturrock)