Her Majesty's Mail: An Historical and Descriptive Sketch of the British Post Office by William Levins is an important study of the evolution of the postal service in Great Britain. The author examines in detail the formation and development of the postal system, from early times to the present day. The book reveals the history of the organization of postal shipments, changes in postal service, development and modernization of the service over the centuries. The author also draws attention to important events that took place in the postal industry during key historical periods. "Her Majesty's Mail" not only helps to better understand the history of the British postal service, but also examines the impact of this system on the country's society and economy. This book will be a useful resource for anyone interested in the history of mail and communications technology.