Semi-eliptical. Mortice and tenon and coped joints. Segmented. Six openings divided by muntins includes two brown panes (one is broken) and two olive green panes above two colorless complete glass panes. Has latch hardware. Ogee lugs.
Has impressed mark on edge of stile: "Knapp" "AT..." also "dormer" written in blue crayon on edge of stile.
Type: Double hung top sash
Inscriptions or Markings: Knapp
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Finish: Painted / Varnished
