Russische houwitser model 1927, kaliber 76.2 mm. lang 16,5 kalibers - 7,62 cm Infanteriekanonehaubitze 290(r) fortress German V-weapon sites 1943-45 / Steven J. Zaloga ; ill.by Hugh Johnson & Chris Taylor Fortress Europe / by the editors of Time-Life books st Luchtdoelbatterij op fort Dirksz. Admiraal : onderdeel van de Atlantikwall in Den Helder / Jan Lugtmeijer st vestingbouwkundige wandeling langs bunkers van de Atlantikwall in het zuidwestelijke deel van Festung IJmuiden / tekst Hans Sakkers ; tek. Marc Machielse Hitler's fortresses ; German fortifications and defences 1939-45 / edited by Chris McNab ; index by Sharon Redmayne ; cartography by Boundford and The Map … vliegtuigen in gevecht B-17 Flying Fortresses van de achtste luchtvloot / [Martin Bowman] ; [vert. ILC Taleninstituut] panther books Fortress Tobruk / Jan Yindrich ; forew. by H.L. Birks ; epilogue by Hans von Ravenstein How to fly the B-29 Superfortress : the official manual for the plane that bombed Hiroshima and Nagasaki / new introduction by Jeffrey L. Ethell Fortress : a diary of Anzino and after / R. Trevelyan Okinawa : deadly warfare on a rocky fortress / Charles Shepland