The end of last winter was marked by the “epochal invention” is a rambunctious boy came up with the most slippery in the world of galoshes, which they successfully used for downhill from the mountains. The basis of such overshoes-ski (ha-ski?) became a two-liter bottle of soda water in it (carefully) cut a hole in which some interference should enter the winter boot.
Recommend to read
WINCH: PLOWMAN, KARCZEWSKI AND… MINESWEEPER
"Harnessed... the winch" — under this title was published in the "Modeller-designer" № 8, 1995, the material on the system that I designed of selectresponse. Not the last role in it...
MANNED ROCKET
In the early 1960-ies of the Soviet armed forces required a new aviation-missile complex to combat air targets flying at altitudes from 500 to 23 000 m with a speed of from 500 to 3000...
