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
FORCING THE “D”
Bike engines D-5 is familiar to many designers and Amateurs. On their basis build different machines: microvesicle and motology, microaerobic and motonarty. Often readers turn to us with...
THE STOCK DOES NOT PULL HIS POCKET
Paradoxically, but in the early 60-ies of the last century escort fleet the largest sea powers of the world — the United States of America — was in very poor condition. It is based on...
