Yan Yong-Sheng, Academia Sinica, to R.R.W., C. U., re R.R.W. to Y. Y.-S., 5/12/1987, "all private design offices are being reformed by the city authority," no new registration passes, will write when situation improves [als], 7/14/1987

Yan Yong-Sheng, Academia Sinica, to R.R.W., C. U., re R.R.W. to Y. Y.-S., 5/12/1987, "all private design offices are being reformed by the city authority," no new registration passes, will write when situation improves [als], 7/14/1987, Box: 4, Folder: 41. Robert R. Wilson papers, 14-22-3093. Division of Rare and Manuscript Collections. https://aspace3-test.library.cornell.edu/repositories/2/archival_objects/225418 Accessed October 17, 2025.