Now, almost everywhere applied electronic machines and appliances, the programme of work which is carried out by using perforated paper tapes and cards. Therefore, it is easy from already used punch cards to pick up where the holes were located in one row. Essentially, this is a ready device for drawing dashes: apply to the centers of the holes, a ruler and a pencil or pen — under the card will remain clear dotted line.
Recommend to read
HUNTER KAMIKAZE
Carrier-based fighter Goodyear F2G SUPER CORSAIR. In early 1943, Japan had already lost the initiative in the war in the Pacific. One reason for this was the lack of combat aircraft and...
EVEN CHANDRAGADI
On the shore of the sea of Okhotsk, far from the regional center — the city of Magadan, located North of the village of Evensk. There are still no good roads, just on the outskirts of...
