Anywhen.

Back Cover Description "Cross the threshold to the universe of tomorrow, as time sweeps across the horizon separating the present and the vast unknown. "And Some Were Savages" takes humans on a daring spaceship mission to save another planet - from Earth". "Writing Of The Rat" contains the galactic search for the most dreadful creatures in the universe, and their surprising identity. In "A Style In Treason", a cloak of interplanetary treachery disguises a saviors secret plan. "

The stories contained are:

Preface (by James Blish)
A Style In Treason - where treason is an art, guilds and everything!
The Writing Of The Rat - there are other races out there
And Some Were Savages - a story of a failed doctors redemption, almost out of Dantes Inferno
A Dusk Of Idols (Appears in a later "Dusk Of Idols" collection)
None So Blind - a weird allegory...the end is "different"
No Jokes On Mars - another Mars story, about even there money talks
How Beautiful With Banners a dark little story...things on Titan can get difficult