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| Table of weights of square and round bars of wrought
iron | 143 |
| Table of weight of flat iron in pounds, per foot | 144 |
| Table of sizes and numbers of U. S. standard gage for
steel and iron in sheets | 145 |
| Table of wire gages | 146 |
| Table of weight of iron wire | 147 |
| Table of decimal equivalents of the numbers of twist
drills and the steel wire gage | 148 |
| Table of decimal equivalents of Stubs’ steel wire gage | 148 |
| GEOMETRY. | |
| Angles | 149 |
| Polygons | 149 |
| Triangles | 150 |
| Circles | 152 |
| Trigonometry | 153 |
| The trigonometrical table and its use | 157 |
| Trigonometrical tables | 158-175 |
| Solution of right angle triangles | 176 |
| Solution of oblique angle triangles | 178 |
| Problems in geometrical drawings | 184-192 |
| MENSURATION. | |
| The difference between one square foot and one foot
square | 193 |
| Area of triangles | 193 |
| Area of Parallelograms | 196 |
| Area of Trapezoid | 196 |
| Area of a circle | 196 |
| To change a circle into a square of the same area | 197 |
| To find the side of the largest square which can be
inscribed in a circle | 197 |
| To find the area of any irregular figure | 197 |
| To find the area of a sector of a circle | 198 |
| To find the length of an arc of a segment of a circle | 199 |
| To find the area of a segment of a circle | 199 |
| To find the radius corresponding to the arc when the
chord and the height of the segment are given | 200 |
| Table of areas of segments of a circle | 201 |
| To calculate the number of gallons of oil in a tank | 202 |
| Circular lune | 202 |
| Circular zone | 202 |
| To compute the volume of a segment of a sphere | 203 |
| To find the volume of a spherical segment when the
height of the segment and the diameter of the sphere are known | 203 |
| To find the surface of a cylinder | 203 |
| To find the volume of a cylinder | 204 |
| To find the solid contents of a cylinder | 204 |
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