Part 58

=Tints and Colors=, desc. 184

=Title and Date=, on Sketches 142

=Title, Date, Scale, etc.=, Office Rules for 192

=Title Page= vii

=Tracing-Cloth=, desc. 186

=Tracings=, Office Rules for Keeping 195 Tinted and Shaded, desc. 184

=Trammels=, desc. and illus. 125

=Trapezium=, def. 48

=Trapezoid=, def. 48

=Trestles=, Drawing-Board, desc. and illus. 110

=Triangle=, def. 50 To Describe a Circle about a 93

=Triangle, or Set-Square=, desc. and illus. 114 How to Use desc. 147, illus. 166

=Triangles=, illus. 102 To Construct 92

=Trigonometry=, principles and def. 98

=Trisect=, def. 50

=Trundle Wheel= desc. 201, illus. 208

=Two-foot Rule=, illus. 128

=U. S. Standards=, Pipes 279

=Upright Lines=, How to Draw 61

=Useful Tables for Draughtsmen= 269-280

=Valve=, Blow-off desc. 174, illus. 175

=Valve Gear=, or Link Motion, illus. 225

=Vanishing Point=, def. and illus. 251 In Drawing, illus. 250 In Perspective Drawing 252

=Varnish=, Shellac, for Drawings 241

=Versed Sine= of an Arc 99

=Vertex=, def. 51 Of an Angle, def. 42

=Vertical=, def. 51, 251

=Vertical Lines=, in Perspective 257