As is characteristic of mugbooks of this era, most of the sketches in Maine Biographies give the subject's place and date of birth, his educational background and military service, and then his career, civic interests, church affiliation, hobbies, and so on. In almost every case, the author furnishes the names of the subject's parents, spouse, children, and spouse's parents, usually citing the subject's date of marriage and the dates or places of birth and death of at least these three generations of family members. In most instances, the subject's lineage can be traced back to the first half of the 19th century. Following are the surnames of the persons featured in the biographical sketches, as compiled from the indexes appearing at the back of each volume"--Publisher website (December 2008)