The Bethel Flag: A Series Of Short Discourses To Seamen is a book written by Gardiner Spring and first published in 1848. The book is a collection of short sermons or discourses that were intended to be delivered to seamen. The author, Gardiner Spring, was a Presbyterian minister who was passionate about reaching out to seamen and sharing the gospel with them. The book is divided into several chapters, each of which deals with a different topic related...