This volume collects more than forty detective tales published in the same years that Sherlock Holmes earned his formidable reputation as the Great Detective. It includes stories by Edgar Allan Poe, Charles Dickens, Robert Louis Stevenson, and others...

Albert Einstein's Relativity: The Special and the General Theory (1920) is a cornerstone of modern physics. Einstein intended this book for "those readers who, from a general scientific and philosophical point of view, are interested in the theory, b...