The book "Cries of London Showing Several Itinerant Merchants of Ancient and Modern Times" by John Thomas Smith is a unique look at the history of London's trade and markets through the lens of itinerant merchants. The author offers the reader to travel to the past, where street vendors played an important role in society, shading the atmosphere of the city and revealing its color. Thanks to the author's documentary approach, the reader will be able to feel the atmosphere of ancient London and learn many interesting facts about its itinerant merchants. "Calls of London" is an exciting book that reveals to the reader unknown aspects of the history and culture of the city of London.