(027464) Warburton, Bee, ed. The World Of Irises.
Wichita, KS: American Iris Society, 1978. 1st Edition. Hardcover. 8vo. 494
pages. Fine in Very Good+ DJ. B&W and Color Photographs. Thirty-four
specialists have by-lines in this book and many more have contributed to the
content and wealth of references. ISBN: 0960124217 (Irises)