The hotel Bertram puzzle

Riddle of the Bertram Hotel: Author: Agatha Christie Language: Arabic Publication date: 2014 Book format: Paperback Publisher: Jarir Bookstore Number of pages: 294 Book classification: Novels and stories Description: An old-fashioned hotel in London is not as reputable as it seems to visitors. When Miss Marble from the town comes to spend a vacation in London, she finds her solution in the Bertram Hotel. It is characterized by traditional style and perfect service and evokes a feeling of danger hidden beneath this very polished appearance. Nevertheless, Miss Marble could not anticipate the series of violent events that began when a strange guest went to the airport on the wrong day.