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
IMPROVISATION ON THE THEME OF MILITARY VEHICLE
Long ago, in the mid-1980s, when the Moscow plant "Salyut" there was a club of sports-technical creativity. It was in the club three vintage car: ZIS-5, GAZ-MM ("lorry"), the GAZ-67B....
THE CLAMSHELL — LIKE LOUNGER
To relax on the beach or in the shade of the trees in the garden need to buy a chaise lounge or to hang a hammock. Enough to reach outside the cot and, bending front or back legs, to...