"Calligraphy SC" by Diane Iannuzziello is a book focused on the art and technique of calligraphy. The book covers the fundamentals of calligraphy, including different styles, tools, and techniques for achieving beautiful handwriting. With a specific focus on English language calligraphy, readers can learn and practice various letter forms and hands to create elegant and distinctive written pieces. The author's expertise and guidance make this book a valuable resource for anyone interested in improving their calligraphy skills.