pb?Paperback. Typically 7" by 4.25" (18 cm by 11 cm) or smaller, though trimming errors can cause them to sometimes be slightly (less than 1/4 extra inch) taller or wider/deeper.
Notes: Second printing as per "2" number line.
No pub date.
Note large typeface (whence augmented number of pages from 1st printing.
Excerpt of _Designated targets_ at the end of the books (pages 1-13).
Subtitled _World War 2.1_.