Adolph Oko collection of Spinoza materials, 1610-1958, bulk 1914-1958 Collection Context Rare Book & Manuscript Library
Aleksandr Feliksovich Meyendorff Papers on P. A. Stolypin, 1910-1950 Collection Context Rare Book & Manuscript Library
Anton Seidl collection of musical papers, 1870-1943 Collection Context Rare Book & Manuscript Library
Ariadna Vladimirovna Tyrkova-Williams Papers, 1897-1961 Collection Context Rare Book & Manuscript Library