Because of the First World War, Wegener's book went unnoticed outside Germany. In 1922, however, a third (revised) edition was translated into English, French, Russian, Spanish, and Swedish, pushing Wegener's theory of continental drift to the forefront of debate in the Earth sciences.
How to Use a Drill Press Machine: A drilling machine comes in many shapes and sizes, from small hand-held power drills to bench mounted and finally floor-mounted models. They can perform operations other than drilling, such as countersinking, counterboring, reaming, and tapping large or small holes.
And so I offer to you what I know about drilling holes in metal with a drill press. (When you're planning a project, resist the urge to say, ... and then just drill a hole in it! Good practices will guard the life of your tools. Also, you'll learn a LOT about the qualities and feel of your materials.)