It is convenient to create a temporary memo — whether it is preparing the card for your file, or just notes about the latest Affairs in the coming days, or envelopes with letters awaiting answer: they are placed between the turns of the springs (preferably of large diameter). Ensure that the spring does not ride, attach the ends of tin or cardboard cheeks.
Recommend to read
LIFT DRUM
In the GDR skiing designed the lift with a drum on which is wound a pull cable. To do the same, you will need a moped engine with a working volume of 50 cm3, its exhaust transmission...
CONCEIVED AND MADE SOFA
The Assembly of such sofa beds only took three days, however the design was thought through in advance. Wish it was spacious for sleeping, and a day would take up less space. So I made...