
Tenacious as burrs, Velcro is not a problem: you can buy new and old things to use. And that’s what — and I want to offer: let holds the door open. How? A piece of Velcro stuck to the door, and the second — on the wall or skirting Board (depending on where the door touches).
V. GOLOVASHIN, fish. Ryazanskaya.
Recommend to read
ELECTRONIC METRONOME
It is used in teaching music in rhythmic gymnastics, in experiments in physics etc. a Metronome, a scheme which offers Bulgarian journal "Radio Television Electronics" (see Fig.), gives...
A SMALL STEP FOR SMALL STEP…
Nearly five years, the ousting of John Holland, a private company in 1904 came to a natural end. Amateur inventor had left the firm and his place was taken by young and energetic...