A biography of English born Civil Engineer John Blackbourn who became the defence engineer for the Victorian Public Works Department in 1882-1885 and was responsible for construction of the coast defence installations at Port Phillip Heads. Blackbourn worked on significant railway and dock projects in London during the 1860's and 1870's before seeking work in the USA, New Zealand and various Australian colonies. This book provides a comprehensive account of his work and personal life.