© Courtesy of the C. V. Starr East Asian Library, Columbia University.
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北平鉄大校花許如英女士與鄭綿純女士合影
北平鐵大 Beiping Tie da (mentioned in caption), 許如英 Xu Ruying (mentioned in caption, depicted on image), 鄭綿純 Zheng Manchun (mentioned in caption, depicted on image),