Could you clarify if you are searching for a or perhaps a different author ?
: There was also a notable 19th-century attorney named Douglas A. Preston who famously defended the outlaw Butch Cassidy . Historical papers regarding his legal career are documented by the Wyoming Historical Society .
: This is the Spanish translation for Douglas Preston and Lincoln Child's novel The City of Endless Night , part of the Pendergast series.
If you are looking for an version or academic analysis (a "useful paper") of his work:
: Another Pendergast novel where a mass grave of "cadavers" is a central plot point. EPUB and Research Resources