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
ALWAYS AT HAND
While working on podmostjah you need a hammer — you have to go after him, and after? Again to descend, to put in place. But soon he again had to jump back and forth, attach to the side...
MODEL MISSILE BOATS
The model of modern missile boats (Fig. 1), developed by the Central marine club DOSAAF intended for competitions. The housing (Fig. 2) is made movable. In the drawing, the...
