If you stick to the glass electronic clock transparent sticky film type “Scotch” or used for pasting of books, it will increase the life of the glass and protect it from scratches. D. CHISTYAKOV
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ATLAS PROFILES
PROFILE "NACA-6409". Developed in the early 30-ies in the aerodynamic laboratory of the NAC (USA) for lifting aircraft-biplanes. This profile can be recommended as models of gliders...
FORM FOR RIVETS
Offer a simple way for the manufacture of rivets. You must take two of the steel area of any size, clamp in a vise and drill the desired diameter, drill out the holes and then...
