How often in the lectures or lessons on a stand, posters and other visual AIDS? Of course, stationery buttons! In recent years, however, they comes to the aid of sticky tape. However, neither one nor the other can not be called gentle fixtures — they spoil what keep. Universal and yet does not harm the posters device can be made of conventional rails. Connect the three strips of different width so that between them formed a groove — it will hold, for example, maps: it is enough to jam the cut sheet of rubber or conventional eraser wedges; and the — beveled fourth rail.
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IRRIGATION ON THE BALCONY
Equipping the balcony watering flowers system you get rid of weight trouble. How to do it — it is clear from the figure. 
“WITH THIS BOAT YOU CAN PUT MINES…”
(Continued. The beginning see in number 10, 1973). Most Maritime powers after the Russo-Japanese war, the maximum funds allocated for the construction of dreadnoughts and...
