publicaties study of bessel functions in connection with the problem of two mutually attracting circular discs / by C.J. Bouwkamp publicaties Concerning a new transcendent, its tabulation and application in antenna theory / by C.J. Bouwkamp droom der onkwetsbaarheid : het Amerikaanse Strategisch Defensie Initiatief en het belang van Europa / Philip P. Everts (red.) chatham house monographs Naval disarmament : a brief record from the Washington conference to date / Hugh Latimer ; preface by Philip H. Kerr Ribbons & medals : naval, military, air force and civil / by H. Taprell Dorling ("Taffrail") ; in association with L.F. Guill the men who ruled india guardians arms and armour series Indian sword / P.S. Rawson Knights of the Middle Ages : their armour and coats of arms / by John Brooke-Little; illustrated by John Mollo men-at-arms series U.S. Army, 1890-1920 / text by Philip Katcher ; colour pl. by Chris Warner Motoren met uitwendige verbranding philips technische bibliotheek Samenvatting der elektriciteitsleer volgens het Giorgistelsel / door P. Cornelius men-at-arms series Napoleon's guard infantry / text by Philip Haythornthwaite, colour plates by Bryan Fosten
