Byrn, Edward W. The Progress of Invention in the Nineteenth Century.

Laughner, Niles J. (Translated from the diaries of Heinrich Holtzerndorf) From China to Newport News with The Kaiser's Pirates.

Roberts, Kenneth Northwest Passage.

Williams, Geoffrey Flying through Fire FIDO - the Fogbuster of World War Two.

Famous Airplanes Of The World No. 133 North American P-51D/H/K Mustang.