(2) To patch a lined portion of the pack (1) when the felt (2) is damaged, remove the damaged felt as described
in (3) below. Cut a piece of felt the same size as the piece removed, and position felt plug and cotton duck patch (3)
(with edges turned under 1/2 inch) over damaged area. Sew a single box X stitch (4) formation as shown.
(3) To plug the felt (1) lining of the pack (2), mark a rectangle around the damaged area. Remove the damaged
felt while being careful not to damage the cotton duck material (3). Cut a piece of felt the size of the piece removed.
Position felt plug into area cleared and sew as shown.