Curley, Walter J. P., Monarchs-in-waiting / by Walter J. P. Curley, Jr. - New York : Dodd & Mead, 1973. - xv, 238 p. : ill. ; 24 cm. Includes bibliographical references (p. 229-230) and index ISBN: 0396068405 Subjects--Topical Terms: Royal houses. Subjects--Geographic Terms: Europe--Kings and rulers.