120 Trammel
A very useful tool for drawing ellipses. It comprises a cross, A, with grooves and a bar, B, with pins, C, attached to sliding blocks in the grooves, and a pen or stylus, D, at the projecting end of the bar to scribe the ellipse. ... 121 Turret
A little tower, frequently only an ornamental structure at one of the angles of a larger structure. ... 122 Transom
A horizontal cross-bar, A, above a door or window or between a door and a window above it. Transom is the horizontal member, and if there is a vertical, like the dotted line B, it is called a Mullion. See Stile. ... 123 Valley Roof
A place of meeting of two slopes of a roof which have their sides running in different directions and formed on the plan of a re-entrant angle. <hr> ... 154 apsides Or apsis
One of two points, A, A, of an orbit, oval or ellipse farthest from the axis, or the two small dots. 155. <em>Chord.</em>&mdash;A right line, as A, uniting the extremities of the arc of a circle or a curve. ... 156 convolute (see Also involute)
Usually employed to designate a wave or folds in opposite directions. A double involute. 157. <em>Conic Section.</em>&mdash;Having the form of or resembling a cone. Formed by cutting off a cone at any angle. See line A. 158. <em>Conoid.</em>&mda... 66 Dormer
A window pierced in a roof and so set as to be vertical, while the roof slopes away from it. Also called a Gablet. ... 67 Dowel
A pin or stud in one block, or body, designed to engage with holes in another body to hold them together in alignment. ... 68 Drip
That part of a cornice or sill course A, or other horizontal member which projects beyond the rest, so as to divert water. ... 70 Extrados
The exterior curve of an arch, especially the upper curved face A. B is the Intrados or Soffit. ... 71 Engrailed
Indented with small concave curves, as the edge of a bordure, bend, or the like. ... 72 Facet
The narrow plain surface, as A, between the fluting of a column. ... 73 Fret Fretwork
Ornamental work consisting of small fillets, or slats, intersecting each other or bent at right angles. Openwork in relief, when elaborated and minute in all its parts. Hence any minute play of light and shade. A, Japanese fretwork. B, Green fret. ... 74 Frontal Also Called Pediment
The triangular space, A, above a door or window. ... 75 Frustums
That part of a solid next the base, formed by cutting off the top; or the part of any solid, as of a cone, pyramid, etc., between two planes, which may either be parallel or inclined to each other. ...

Roofing Trusses The Roman-doric Column Saddle Joint Proportional Dividers The Warren Girder Soft Woods The Hatchet Saw Clamps

The &quot;odd Job&quot; Tool Great Contrasts Bad Where Mortises Should Be Used Front And Side Lines Hard Wood Imitations Polishing Stained Surfaces The Carpenter And Architech Forcing Saws In Wood