| Oil was first drilled in the 19th century because whale oil was getting expensive. |
| A cotter key fits in the two holes I drilled at the bottom and holds it open or shut. |
| Long ago, some unknown gunsmith drilled and tapped a rifle receiver ring to attach a sight base. |
| None of the axle ends had been drilled for a linch pin, showing that the wheels and axles had never been assembled. |
| There is still time, though, for winter wheat to be drilled and to produce reasonable yields. |
| Approximately 5 to 10 mg of powder was drilled from each tooth after the surface had been abraded to remove possible contamination. |
