What font is the original tablet of Xu Yuanli's regular script?

The original inscription of Xu Yuanli's regular script is font number four. Xu Yuanli, a native of the late Qing Dynasty, was born in Zisongqiao, Jiaqing 18, and was a magistrate of a county. Calligraphy is as famous as Guo, which directly created the Jin and Tang Dynasties. Its spirit and beauty are real gifts, which can be won by fine print. Seal off the airport immediately. Among the famous calligraphers in history, there are many prominent positions. However, during the Jiaqing period of the Qing Dynasty, there was a seven-product sesame official with profound calligraphy skills. Many people rated his calligraphy as "catching up with Jin and Tang Dynasties". His brushwork is calm, the font is exquisite, the charm is graceful, wide as a surface, rigorous as Europe, and there is no lack of opening words in Beijing, which is known as "preface to Lanting in regular script". Therefore, the original inscription of Xu Yuanli's regular script is font number four.