Figure 34  Exterior face of a rear entry door from the lean-to of the Glen-Sanders House, ca. 1713. (Photo, Gavin Ashworth.) The outer faces of Dutch doors in the Albany area typically have vertical molded sheathing and a knuckle latch. The principal function of such doors was to admit light and air while excluding farm animals and low-level drafts that might cause flare-ups on the hearths of jambless fireplaces.