HB was Hawthorne Bailie. For a short account of his life and work see J G Hutchinson's "Their Praise is in the Gospel", (earlier editions went by the titles of "Sowers Builders Reapers" and "Irish Evangelists now with the Lord") Tom Bentley when a young believer utilised this pamphlet in arguing about Church Principles with the young Sidney Maxwell (later of Vancouver), who was persuaded by the argument and was a respected evangelist and teacher in Canada in his later years.(see "A Biography on Tom Bentley", by Grace Bentley)