Colorado Parks & Wildlife Research Library

The Riddle of the Sands is a 1903 novel by Erskine Childers. The book, which enjoyed immense popularity in the years before World War I, is an early example of the espionage novel and was extremely influential in the genre of spy fiction. It has been made into feature-length films for both cinema and television. The novel "owes a lot to the wonderful adventure novels of writers like Rider Haggard, that were a staple of Victorian Britain". It was a...

It's early 1938, and Maisie Dobbs is back in England. On a fine yet chilly morning, as she walks towards Fitzroy Square--a place of many memories--she is intercepted by Brian Huntley and Robert MacFarlane of the Secret Service. The German government has agreed to release a British subject from prison, but only if he is handed over to a family member. Because the man's wife is bedridden and his daughter has been killed in an accident, the Secret Service...

CIA superagent Mitch Rapp battles global terrorism in a high-octane follow-up to The New York Times bestselling Separation of Power -- another chillingly authentic adventure from the master of the political thriller. Mitch Rapp's cover has been blown. After leading a team of commandos deep into Iraq to prevent Saddam Hussein from joining the nuclear arms race, he was publicly hailed by the president as the single most important person in the fight...

"The never-before-told story of one woman's heroism that changed the course of the Second World War In 1942, the Gestapo sent out an urgent command across France: "She is the most dangerous of all Allied spies. We must find and destroy her." This spy was Virginia Hall, a young American woman--rejected from the foreign service because of her gender and her prosthetic leg--who talked her way into the spy organization dubbed Churchill's "ministry of...

The story of two disgraced Secret Service agents desperately trying to find the common link that connects a series of assassinations and abductions.

"Carol Leonnig has been covering the Secret Service for The Washington Post for most of the last decade, bringing to light the gaffes and scandals that plague the agency today--from a toxic work culture to outdated equipment and training to the deep resentment among the ranks with the agency's leadership. But the Secret Service wasn't always so troubled. The Secret Service was born in 1865, in the wake of the assassination of Abraham Lincoln, but...

A daring kidnapping turns a children's birthday party at Camp David into a national security nightmare, pushing agents Sean King and Michelle Maxwell to their limits.

When General George Washington beat a hasty retreat from New York City in August 1776, many thought the American Revolution might soon be over. Instead, Washington rallied, thanks in large part to a little-known, top-secret group called the Culper Spy Ring.

Risking her life to protect the First Lady of the United States, Quinn Star stumbles upon a conspiracy on the part of advisors to hide the president's debilitating illness to seek their own political agenda, but her efforts to stop the plots could be undermined by the reappearance of an old lover.