- 1967
- From the Paul T.K. Lin Papers, HKUST Library Special Collections
- Soong Ching-ling to Paul Lin acknowledging receipt of his paper, 6 February 1967
- Lecture on Sun Yat–sen
- 大字报 (Big Character Posters)
- English
- 1 greeting card : color ; 37 x 12 cm folded to 18 1/2 x 12 cm. Hand-written, signed.
- 10.14711/spcol/x001231
- https://digitalcollections.hkust.edu.hk/Detail/objects/x001231