Line on writing or desktop has “property” in the right time to get lost in the pile of papers, drawings, details. Fasten to the edge of the table, two cloves, and even better — screw two small screws with round head (not clung to); in the line also make two cut so that they easily included screws. Now the ruler will always literally at hand and never lost.
Recommend to read
FROM AN AUTOMOBILE – TRUCK
Increased interest motorists to cargo trailers is quite understandable. Still, the device is able of the car, indispensable for any economy, and primarily to rural residents and...
THE FIRST STEP IN ELECTRONICS
Electronics today referred to as the catalyst of scientific-technical progress. It is really hard to find the field of science or engineering, not electronic engineering. Natural...