‘Inside the Lines’ (1915) is a gripping novel by American writers Earl Derr Biggers and Robert Wells Ritchie.

On the eve of the First World War as preparations for the conflict are in full swing, American businesswoman, Jane Gerson, is stranded on the tiny island of Gibraltar, unable to get back home.

With rumours of a German plot and spies around every corner, Jane’s path home is fraught with suspicion and danger.

This page-turning adventure thriller is perfect for fans of espionage films and fiction.

Earl Derr Biggers (1884-1933) was an American writer of novels and plays. He predominantly wrote detective mysteries and famously created the Chinese-American detective, Charlie Chan, which has been adapted for film and TV on numerous occasions. His most popular works include 'The House Without a Key', 'Seven Keys to Baldplate', and 'The Black Camel'.

Robert Welles Ritchie (1879-1942) was an American writer and journalist. He wrote novels and short stories and is mostly remembered today for 'Inside the Lines', 'Trails to Two Moons', and 'Dust of the Desert'. Many of his works were also adapted for film.

‘Inside the Lines’ (1915) is a gripping novel by American writers Earl Derr Biggers and Robert Wells Ritchie.

On the eve of the First World War as preparations for the conflict are in full swing, American businesswoman, Jane Gerson, is stranded on the tiny island of Gibraltar, unable to get back home.

With rumours of a German plot and spies around every corner, Jane’s path home is fraught with suspicion and danger.

This page-turning adventure thriller is perfect for fans of espionage films and fiction.

Earl Derr Biggers (1884-1933) was an American writer of novels and plays. He predominantly wrote detective mysteries and famously created the Chinese-American detective, Charlie Chan, which has been adapted for film and TV on numerous occasions. His most popular works include 'The House Without a Key', 'Seven Keys to Baldplate', and 'The Black Camel'.

Robert Welles Ritchie (1879-1942) was an American writer and journalist. He wrote novels and short stories and is mostly remembered today for 'Inside the Lines', 'Trails to Two Moons', and 'Dust of the Desert'. Many of his works were also adapted for film.