Novels in the series include: The Assiti Shards refers to a literary mechanism which exchanges one volume of space-time with another.
[1] Flint had at least two other milieus planned utilizing the mechanism in 2000, but because of demand for works in the 1632 universe, he temporarily shelved them through the period 2001–05.
As of early October 2007, the series name of the 1632 books is still confused; Barnes and Noble has seemingly grouped them under Ring of Fire series, Amazon and other web sellers are mixed, and the book covers of the last six hardcover releases avoid the question entirely on the dust jacket and artwork.
The first book title results because while the tale builds in 1631, the climax occurs when events in the Thirty Years' War nearly overrun the town in 1632.
(Note, a significant amount of text, and a couple of major characters in this work are adapted from stories written by Lackey in the Merovingen Nights shared universe series.