Foro de Filatelia Argentina

Just two pieces of metal 4x4cm:



From an advertising by the manufacturers of these special wires for paper mills!

30/20 Twill-binding :





Direction of paper: parallel to the line of RA
Asymmetrical mesh
Mesh - virtual shape: little lozenges
Sun: round
Diameter: 10 mm
Horizontal distance between the hearts of the sun: 17.5 mm
Vertical distance between 2 identical lines of RA: 30 mm
Letters of RA: see picture above!
Used for the first time in 1943/1944

to be continued ...

The paper structure is asymetrical in a paper manufactured by Zárate:

And there is some impression of more or less horizontal lines (aka RAYADO) - see the red lines!






to be continued ....