Twenty-Five Years of Lawrenceville by William M. Sloane, 1908 June 16

The bulk of this series pertains to Lawrenceville School business though some personal material is included. Included in this series are Dr. Hamill's speeches and addresses, school publications, lists of classes, exam schedules, student rosters, lecture notes, and meeting minutes of school clubs. The bills and receipts are both personal and professional in nature and cover tuition, food, clothing, travel, and building repair. Additional material in this series pertains to other members of the Hamill family including Dr. Hamill's brother, Hugh, and son, Samuel M. Hamill, Jr.