| 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 | ![]() | .~.~.~ Dropleaf {2} |
| 78 | DF | .~.~.~.~> Leaf supports move in plane parallel to primary surface {1} |
| 80 | DF | .~.~.~.~> Diagonal brace {2} |