If you need something to compress (e.g., warped cardboard blanks or the restored block of the book), do not have to have in the home press will always be at hand something spring loaded: hangers for trousers, bras with a pin and the like, that will help you out in such situation.
According to the magazine “Jugend und technician” (Germany)
Recommend to read
THE DYE PACKS
When you have a lot to paint, but even if changing the color — cast under the cans the paint will not save enough. Meanwhile, you can do one enough to insert it into a plastic bag and...
ELECTRONICS: FROM DESIGN TO FILLING
It would seem that all good pocket flashlight "Elektronika B6-03": from design to filling, including a fairly capacious battery of three disk accumulators D-0,26. But... As shown by...