The edition in the
middle was published by ACE in 1950,
backed with "Lost in Space" by George O.
Martin. The edition on the right was
published by Le Masque Science Fiction
HE BODY STEALERS! Every day they came to the
recruiting office, eager-eyed men anxious to enlist for
what they thought was a worthwhile cause. They gave their
names and next of kin, then walked into a backroom, where
the enigmatic Dr. Lell waited for them. And that was
where the nightmare began: For Lell was a time-traveller
from an unimaginably hideous future where a war between
the sane Planetarians and the insane Glorious was
devastating Earth. The Glorious were weakening, losing
thousands of men every minute - and so they had
despatched emissaries like Lell to the past, to lure
unsuspecting adventure-seekers into the ranks of their
decimated slave-armies: It was a one-way ticket to death
in a violent future...
The Sphere edition on the left,
published by in 1977, consists of two novellas; "The
Three Eyes of Evil", which is based on the short
story "Siege of the Unseen" (1946, as "The
Chronicler") which, in turn, appeared also as the novel
"Siege of the Unseen"
"Earth's Last Fortress" is based on
"Recruiting Station" (1942), also published as
"Masters of Time" in 1950.