If the Wallpaper was formed glueless bubble and this place had to be cut, use a medical bag filled with glue (casein, PVA, etc.), it will help to inject it directly into the slot. Now there will be only press firmly exfoliated the area, removing excess glue with a soft cloth, allow to dry. Pear is easy to use and in the restoration of furniture.
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Improved version
Is it not tempting to build a motorized plow whose construction has almost no welded joints! That is why the article “At the wheel of a veloplow” published in “M-K” No. 3, 1985—on how to...
MICROMILL
"I read in Modelist-Konstruktor about the continuation of the “Small Mechanization” competition and decided to take part. I offer a simple and compact micro-mill. Its dimensions can be...