108 / | HD | HORIZONTALLY SUPPORTED PLANAR SURFACES |
59 | DF | PLURAL RELATED HORIZONTAL SURFACES {11} |
65 | DF | .~ Coplanar extension surface {4} |
69 | DF | .~.~ End leaf {4} |
77 | DF | .~.~.~ Dropleaf {2} |
80 | DF | .~.~.~.~ Diagonal brace {2} |
82 | .~.~.~.~.~ With trip mechanism |