A ghost story so plausibly told that many may, like one of the chief characters, think it might all be explained by natural causes after all. It tells the astonishing adventures of three American engineers, excavating in the heart of an Egyptian desert. _Boston Transcript_: “The impression on the reader is so strong that he finds his grip on the book grow strained in spite of himself.” _N. Y. Globe_: “Strikes a note of weird horror, and sustains that note page after page.... A vividness that makes it difficult to banish the picture from your memory for many a day.” Henry Holt and Company Publishers New York Transcriber’s Note: Punctuation has been standardised except spaces before ’ll and ’re have been retained as they appear in the original publication. Hyphenation and spelling have also been retained as published, except as follows: Page 74 an’ let’s folks _changed to_ an’ lets folks Page 124 must be re-convened _changed to_ must be reconvened Page 139 visit was to Milbank _changed to_ visit was to Millbank Page 232 man who want me _changed to_ man who wants me Page 247 shadow of Pettengill’s potato storehouse _changed to_ shadow of Pettingill’s potato storehouse Second page of book promotions Kid Saddler’s adventures at Portaic _changed to_ Kid Sadler’s adventures at Portate