If a wooden bar and drill two holes the diameter of pencils or flomasterom — get a new handy tool for drawing or sketching: one motion will be two parallel lines. Instead of a single bar it is possible to use two longitudinal halves, in which to choose the grooves for writing the stems and then tie or glue the workpiece.
Recommend to read
BIPLANE CHERNIKOV
Last summer, the head asiacruise Vnukovo house of culture (Moscow) Amateur pilot, Andrey Chernikov demonstrated are designed and built with his own hands a single biplane rather...
THE WINNERS OF THE PILOT CLASS
In the summer of 1981 in Moscow took place the traditional competition for experimental model airplanes. Today we introduce you to models — winners of these competitions. Student A....
