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
In a single pass
In one of the issues of previous years, your magazine published a note — “Again — a dowel”. It should be said that the suggested versions of a metal combined dowel are rather complex to...
POUR TRANSISTOR
The heat of summer. The sky is cloudless. Without irrigation the garden can not be saved. In this case, it is good to use a plant that waters itself. The device is an electronic relay on...