Line on writing or desktop has “property” in the right time to get lost in the pile of papers, drawings, details. Fasten to the edge of the table, two cloves, and even better — screw two small screws with round head (not clung to); in the line also make two cut so that they easily included screws. Now the ruler will always literally at hand and never lost.
Recommend to read
LAND PADDLE
KAYAK FOR... ICE. Who has ever tried to sit in the kayak, he knows how difficult it is to manage. Coaches have to be pretty to work with young athletes before they themselves rush...
THE INDICATOR OF BURNING OF A FUSE
That fuse in the radio, will alert you to the simple automatic device, scheme of which was published the magazine "Radio Fernsehen Elektronik" (Germany). While a fuse F1 (see figure),...
