Hardcover. New York, H.N. Abrams, 1st, 1986, Book: Very Good, Dust Jacket: Very Good, 606 pages. Hardcover with dust jacket. A very clean, unmarked copy with only minor wear to dust jacket edges. Black & white photographs throughout.
Hardcover. New York, Harper & Brothers, 1st, 1880, Book: Good, Dust Jacket: None, 331 pages, with gilt top edge and titles. Minor corner and edge wear, light crack along spine but no loose pages, overall, clean and tight copy.
Softcover. Los Angeles, University of California Press , 1st, 1982, Book: Very Good, Dust Jacket: Very Good, Large softcover, 100 pages; many illustrations. Clean and tight; fairly unblemished. Stiff card wraps with wraparound jacket. Following the publication of the 3-volume Plan of St. Gall an exhibition was mounted which used selected text, drawings, models, etc. that were used to produce the large work This shorter volume grew out of that exhibition.