
Short age pushpin! Careless movement or too rigid Board and the button breaks or bends. There are many various designs of holders for posters and maps — from the simplest (e.g., dozens privernutyh to the wall with clothes pegs) to quite complex. Recommend one method of fixation. This will require a steel strip with a thickness of 1 to 1.5 mm and a width of 20-30 mm and a dozen magnets such as magnetic door latches. Steel strip fixed by screws in the upper part of the chalkboard, but to secure the poster, it is enough to apply it to the strip and to press a magnet. The paper thus securely hold the magnetic forces of darkness.
I. ANASTASIEV, Moscow
Recommend to read
LARAKI FULGURA
We all somehow got used to the fact that in Morocco may be made only oranges. More recently, however, "okaloacoochee public" was surprised to learn that Morocco is on the basis of the...
THE WAY TO “EAST”
In 1955, the Soviet Union took arms ballistic missile R-5, launch weight and range which were respectively 29 tons and 1200 km Mass warhead of about one ton. At start-up to a distance...