This collection contains materials of Olha Sonevystska and her family. Personal materials include IDs, medical and financial records, membership certificates, correspondence, funeral records (including death announcement clippings and certificates), and an inscribed copy of Ihor Sonevyts'kyi's "Withered Leaves." In addition to Sonevyts'ka’s correspondence with family, such as Ihor and Natalia Sonevyts'ka, there is correspondence with other individuals, as well as with organizations such as the Shevchenko Scientific Society. The collection also contains Sonevyts'ka’s professional materials, including a short bibliography of her works, writings, interviews, and exhibition materials, specifically related to Sonevyts'ka's gallery. Finally, the collection contains writings by others, including on Ukrainian art exhibitions and Sonevyts'ka herself.