The Harvard Oriental Series is a book series founded in 1891 by Charles Rockwell Lanman and Henry Clarke Warren. Lanman served as its inaugural editor (1891-1934) for the first 37 volumes. Other editors of the series include Walter Eugene Clark (1934-1950, volumes 38–44), Daniel Henry Holmes Ingalls (1950-1983, volumes 45–48) and Gary Tubb (1983-1990, volume 49).