What coil do not occur now in our everyday life and tape, and fishing, typewriter and film projector and all have one awkward feature: they are wound — tends to unwind. For all of them a simple and reliable latch will serve kolejno of underwear elastic: soft and wide, it does not give content to unwind the coil.
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YOUNGER BROTHER
A mini-tractor, which is presented to the readers of the journal "modelist-Konstruktor", is the third built by me. His frame is "broken", consists of two articulated half-frames, as in...
FROM HACKSAW — STRUG
Old saw blade for metal can still be of use if, instead ground off the teeth to make a sanding disc edge. This painting, like a plane, it is convenient to process parts made of wood and foam.
