There, he discovered numerous tombstones which stated that the deceased originated in Shensi Province. As he was examining the tombstones, he looked up momentarily at the faces of a crowd of curious by-standers who had gathered to watch him-- and made another discovery.
除了發現烏面將軍是陝西人而外，徐秉棪還找出了其他的佐證：農曆八月廿三日，是烏面將軍的冥誕，每逢這一天，村民總要演出地方戲劇以資紀念。徐秉棪也發現了他們的戲曲與陝西的地方戲有很多類似的地方，可見陝西的習俗和戲劇，也在陝西村流傳下來了。