1911-20. Box 4, Folder 7 Series II: Family CorrespondenceSubseries 2: Viacheslav Nikonorovich Kedrin (father) to Iraida Barry
1918. Box 6, Folder 2 Series II: Family CorrespondenceSubseries 4: Iraida (Kedrina) Barry to Elizaveta Vasilievna Muraviova (mother)