1.   As the piston is pushed the near side opens and the air pressure closes the back flap.

2.   You flip to the back flap of the book and look at the photograph of Peter Rock.

3.   As part of his glittering garb he had back flaps, metal decorations shaped like ax heads, hanging from his belt to impress observers and protect his rear.

4.   But inside the back flap of the card were scribbled numbers carrying a much more ominous message.

5.   It was written with co-author Persico, who gets a large-type byline on the cover, the spine and a photo on the back flap.

6.   It was written with co-author Joseph Persico, who gets a large-type byline on the cover, the spine and a photo on the back flap.

7.   Skirts have everything from bustle-like back flaps to seams that curve around the body.