For fastening the sheet with a picture or drawing usually use a pushpin. However, they leave holes both on paper and on the basis, on which is a leaf. Better for the same purpose to use sticky tape, such as Scotch.
Recommend to read
MODE SPOT WELDING
I made welding machine is a well-proven in practice a modernized version of the device description and drawings of which are published in the journal "modelist-Konstruktor" No. 3, 1966....
THE MACHINE “HEARD”…
Most of the machines and mechanisms used in industry, agriculture and the service sector, by themselves, unfortunately, still not working. These mechanisms have to enable, disable,...
