RARE monograph on The Knights Hospitaller, also known as the Hospitallers, Order of Hospitallers, Knights of Saint John and Order of Saint John, probably the most famous of the Western Christian military orders during the Middle Ages. Contains 23 b&w illustrations and 13 maps and plans (fold-out map between page 336 and rear whitepage). 225x150mm. XV+336 pages. Blue cloth Hardcover with gilt emblem on front cover and gilt lettering on spine. Front cover corners and spine edges bumped. Fold-out map hinges partly creased. Inner cover and pages yellowing. [SUMMARY]: This extremely rare book on an influential Christian military order is in good condition.