First Edition/First Printing 1973. A handsome fine first print copy in an unclipped and fine dustjacket--This copy signed by McPhee on the lower title page. A rare signed copy in tip top condition. Orange boards with quarter green cloth and gilt lettering to the spine. Written when McPhee was a staff writer for The New Yorker Magazine. This is the fantastic true story of a corporations 12 year work to develop an aircraft/airship which would be able to lift and move buildings and bridges. With some of the ingredients of a good spy novel--a very interesting read and a very collectable rare copy--signed by the author.