Arthur Gask's engrossing novel, 'The House with the High Wall,' is a captivating psychological thriller set in the dark and mysterious world of early 20th-century crime fiction. The book follows the protagonist as he delves into a web of deceit, manipulation, and murder within the confines of a seemingly innocuous English manor. Gask's writing style is atmospheric and suspenseful, keeping readers on the edge of their seats until the very last page. The novel's intricate plot twists and vivid descriptions of the eerie setting make it a must-read for fans of classic detective stories. Gask's intricate character development and attention to detail add depth to the story, creating a truly immersive reading experience. Arthur Gask's background as a pharmacist and prolific writer of detective fiction lends authenticity and credibility to his work. His unique perspective and expertise in the genre shine through in 'The House with the High Wall,' making it a standout in the realm of Golden Age mysteries. I highly recommend this book to anyone looking for a gripping and well-crafted thriller that will keep them guessing until the end.