File presents research on the history of Baldwin Mills and Barnston. It consists of newspaper articles, research notes, histories of Barnston, a photocopy of a book of notes prepared by Cleveland Thorton, a brochure for H.F. Baldwin Park, research documents, a report titled “Diagnostic environnemental global du bassin versant du Lac Lyster” and minutes, as well as commemorative album “L’album des artistes, fête au village, Baldwin-Mills.”