As an alternative to the perforated sheets, which required about ten 'females', a method was developed that used only three.
Aziz was still looking at the perforated sheet.
The oath created a hole, which would temporarily be filled by a woman behind a perforated sheet.
The perforated sheets extend into a railing for the ramp that leads to the house's flat roof.
The stamps were delivered in perforated sheets (13 x 14).
Just because Avery and others make those little perforated sheets of paper doesn't mean you should use them.
The thickness of the perforated sheet is of importance, as shown above.
Bent and folded perforated sheets as elements for conveyor belts.
Punching is the way most perforated sheets are created.
The story of the perforated sheet got out, too.
