Decimal equivalents of parts of one inch.. 25 25 44 135 135 139 134 66 66 Table of Differential pulley.. Dome of boiler, To develop... Double movable pulley.. Draft of chimneys, Formulas for. Drainage systems, Inspection and Testing of.. 89 93 111 71 72 68 89 99 238 Drilling in granite.. 197 Drills, Twist, Speed of 102 Duty of pumps.. 80 Dwelling house walls, Thickness of.. 194 Dynamo design. 167 Dynamo-electric machine. 154 66 Underwriters' rules for....... 193 English and Metric measures, Conversion tables of.. Equivalent decimal parts of one inch.. 295 146 146 146 160 162-172 43 151 154 173 148 181 181 148 167 300 38 103 76 29 F. 195 Factories, Thickness of walls of. |