Up for sale is an antique folding chestnut or oak sewing machine tool box patented Feb 19, 1889, with velvet lining.  Fantastic design.  Lovely.  Folded up it is 6.5x 3 3/8 x 3 3/8".  Wonderful.  Factory dovetail construction with metal hinges that even add to the design.  Love the triangle sides.  very good condition
This box is filled with singer sewing machine parts-
bobbins
hemming tools
pleater
guide
gathering foot
adjustable guide with screw
please view all of the items 
the keys came in the box but do not go to the box-