signed QIGONG, inscribed, and with two seals of the artist dated 1989 year ink on paper, hanging scroll Qigong(1912–2005) was a renowned Chinese calligrapher, artist, painter, connoisseur and sinologist.He learned Chinese calligraphy in his childhood, and studied various historical stone inscriptions of calligraphy in detail. He was deft in merging the characteristics of different eras and authors, and versatile in all the writing styles, especially the regular script, the running hand , and the cursive script styles.