Extra stamp on top page block. Tight with mild tilt; spine is flat; light overall wear including line next to spine. Front cover shows a faint haze of white dots where another book had been pressed too tight for too long, and removed ink from this book when they were separated.

(Henry) Kenneth Bulmer is the author's full name. The first 18 of the "Dray Prescot/Scorpio" series appeared as by Alan Burt Akers. Numbers 19 through 37 appeared (on cover and spine) as by Dray Prescot, with this statement on title page: "by Dray Prescot as told to Alan Burt Akers." The series continued in German with numbers past 50.