First Edition, First Printing. Two volumes, complete. Extremely rare thus. Profusely illustrated with plans, sections, and photographs of exterior and interior details. Foreword by S.L. Rothafel. Very good plus in original navy cloth, titles in gilt. Gilt lettering dull at spine, hinges somewhat weak, previous ownership signature on front free endpaper. Near fine in original navy cloth, titles in gilt. Volume One gilt lettering a bit dull at spine and hinges a bit weak, previous ownership signature on front free endpaper. Folios. 24.5 x 32.5 cm. 175; 164 pp. A wonderful set.