The Books of Glittering Stone refers to the third of three story arcs of the Black Company series. It is a tetralogy, consisting of the final four novels:
The Books of Glittering Stone were twice divided into two omnibuses.
The first pair of omnibuses was SFBC's hardcovers, both released in 2000, now out-of-print:
The second pair of omnibuses was Tor's trade paperbacks, released in 2009 and 2010 respectively: