The memoirs primarily concern aristocratic life and the Imperial court in St. Petersburg in the early 20th century. A version of Geiden's memoirs has been published as Heyden, Marina de "Les rubis portent malheur", Monte-Carlo, Regain [1967], 315 pp.
Collection includes two postcards written by the Grand Duchess Tati︠́a︡na; part of a letter by an unidentified person; and three manuscript memoirs by Fedchenko. The memoirs discuss the Archbishop Feofan of Poltava; Fedchenko's aunt, Marii︠a︡ F. Geringer, lady-in-waiting to Empress Alexandra; and General Dmitriĭ D. Fedchenko.
The memoirs of Grand Duke Romanov consist of a typescript and a photocopy, entitled "Vospominanii︠a︡: Semeĭnai︠a︡ Khronika, 1887-1919" (1,171 p.) and photographs for the memoirs. There are also related family materials, which are mostly excerpts from letters of his father, Konstantin Konstantinovich, and his grandfather, Konstantin Pavlovich. They are grouped by subject. The memoir covers the early years of Gavriĭl Konstantinovich's life, before he left Russia in 1918.
