"British Rail, 1948-78: A Journey by Design" is a hardcover book written by Brian Haresnape and published by Ian Allan in 1979. The book delves into the history and design of British Rail during the years 1948 to 1978, focusing on the railway system in the United Kingdom. As a work of non-fiction in the genre of Railwayana, the book provides a detailed narrative exploring various aspects of British Rail's development and design over the specified period. This book is a valuable resource for railway enthusiasts and those interested in the history of British transportation.