
What if you need to draw a circle, and a compass at hand is not! To get out of this situation by making a simple compass of the bent and strapped to the pencil in the right place for a stylus pen, as shown in the figure.
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REACTIVE “FRAME” DE-HAVILLAND
This project began with specification E6/41, dated November 1941 In her Ministry of aviation industry of great Britain has offered the firm "de Havilland air craft company" to explore...
MOTOR ASSISTANT: AND WILL PLOW, AND FILM, AND GIVE YOU A DRIVE
This walk-behind tractor was not created for an exhibition - for work. In the garden, on a personal yard. In order to plow the plot, and spray the trees, and cut firewood, and transport...