A wear glasses only while working or reading. And the rest of the time they are buried, usually in the breast pocket. Just have to bend down like glasses are on the floor. Attach to the headband near the hinge clip from the collet pencil — points will be kept in the pocket like a fountain pen. Mr. MEDVEDEV, Soligorsk, Minsk region
Recommend to read
DRIP… SECONDS
In addition to the hourglass, there are more structurally similar water. Their simplified version can be made and most. Enough to take two graduated bottles for baby food and to connect...
BLASTER AQUANAUT
About ten years ago I read in "M-To" article that described the design of the spear gun. Decided using the same principle — a spring as a battery, to make the gun more simple, easy, and...
