- Aleksandr Nikolaevich Gasler Papers, 1917-19631
- Aleksandr Nikolaevich Iskander Papers, 1890-19661
- Aleksandr Nikolaevich Rozhdestvenskii Papers, 1900-19681
- Aleksandr Pavlovich Iordanov Collection, 1707-19291
- Aleksandr Pavlovich Kutepov Papers, 1918-19311
- Aleksandr Vasil'evich Kuksin Papers, 1900-19661
- Aleksei Aleksandrovich von Lampe Papers, 1777-19691
- Aleksei Alekseevich Bobrinskoi Papers, 1898-19691
- Aleksei Alekseevich Litvinov Papers, 1794-19701
- Aleksei Alekseevich Ziablov Papers, 1883-19711
- Aleksei Alekseevich and Nadezhda Vladimirovna Brusilov papers, 1880-19401
- Aleksei Ivanovich Pliushkov Papers, 1887-19681
- Aleksei Ivanovich Skrylov Papers, 1916-19731
- Aleksei Mikhailovich Iuzefovich Papers, 1895-19751
- Aleksei Petrovich Arkhangel'skii Papers, 1903-19591
- Aleksei V. Laptev Papers, 1921-19711
- Aleksei Vasil'evich Obolenskii Photographs & Printed Materials, 1900-19611
- Aleksei Vladimirovich Shvarts Papers, 1914-19601
- Alexander Jackson Davis architectural drawings and papers, 1804-19001
- Alexander McMillan Welch architectural drawings and papers, 1886-19371