Documents of Mrs. Check [Passport for A.R. Tcheko in Russian and Chinese], 1923

Documents of Mrs. Check [Passport for A.R. Tcheko in Russian and Chinese], 1923, Box: 15, Folder: 15. Barbara Burghart-Perreault collection, RH MS 1604. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/565676 Accessed December 24, 2025.