Tizado varioloso = pockmarked coating

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Tizado varioloso = pockmarked coating

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One of the first things that struck me on studying the Zárate coated paper was the occurrence of small pits or holes in the surface of the 500 pesos Deer.

This is NOT accidental and it was so characteristic of this type of paper used then, that I tried to find an adequate description for it! The term pockmarked seemed to me rather appropriate:

Pockmarked or in Spanish "variolosa"

1. pockmarked marked by or as if by smallpox or acne or other eruptive skin disease;
2. pockmarked used of paved surfaces having holes or pits

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Re: Tizado varioloso = pockmarked coating

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I had the strong impresssion that all stamps issued in the period 1965-1968 printed in photogravure may have this pockmarked coating [tizado varioloso]. As according to Dario Bardi the national coated paper started in 1963, the beginning of TV may be even earlier.

As José Merlo told me, this paper although coming from the Zárate paper mills, was coated elsewhere at Martín Coronado, a town at 30 min. by train in Greater Buenos Aires, by Di Liscia, who had a coating plant there.

Why the bubbles or pockmarks??? Because of the overheating of the coating substance! This should have been accidental but turns out to be systematical! How come????

to be continued ....
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Re: Tizado varioloso = pockmarked coating

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The TV can be found in earlier types of paper elsewhere as well!

Stamps of the Federated Malay States issued in 1907 had been printed in typography on coated paper - chalky paper as the English used to say - that shows exactly the same type of pockmarks as the Argentine stamps on coated Zárate paper in the period 1966-1967:

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Re: Tizado varioloso = pockmarked coating

Mensaje por Rein »

The Tizado Varioloso can be found in the earliest type of coated paper used for Argentina stamps! I.e. already in 1939!

As in the case of other characteristics - coloured fibers in the paper mass - that can be found systematically though with a varying density, we may need a discrete code like TV1 with not that many bubbles via TV2 to TV3 with that many bubbles as can be seen in the examples of the Deer and the 20c J.S.M.!

The Malayan example has rather TV2....

I will start a systematic study of all Argentina stamps of this period from now on and will report here later!

to be continued ....
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Re: Tizado varioloso = pockmarked coating

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East German examples:


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all from Droyssig, Sachsen-Anhalt:

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Re: Tizado varioloso = pockmarked coating

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The East German Democratic Republic 1953 Definitives in typography with the parallel watermark DDR+Posthorn and direction of paper horizontal:

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Re: Tizado varioloso = pockmarked coating

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All TV3!

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Re: Tizado varioloso = pockmarked coating

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Some more GDR stamps - this time in photogravure:

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Re: Tizado varioloso = pockmarked coating

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Apart from my publications in several philatelic Fora like this one, I have NOT seen any philatelic publication discussing the characteristic I described as Tizado Varioloso [or pockmarked coating in English or Pockenstrich in German]!

I can NOT imagine that no stamp collector has not seen this before!

He/she may not stand still and look at his catalogues to find nothing, nothing at all!

But how about serious philatelists??? Did they not bother to tell their colleagues about it???

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Re: Tizado varioloso = pockmarked coating

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The 1939 5c Mariano Moreno in typography, coated paper, orthogonal watermark multiple Suns + RA:

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Re: Tizado varioloso = pockmarked coating

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Rein,
Your "varioloso" paper did not called attention from Argentine collectors for we knew the quality obtsained in Argentina could not be that of anncient papermills in Europe. We took it as normal but particularly me did not overlook the irregularity as I told you before. For me the cause could be overheating or a bad preparation of coating layer substances.
When the fault was too noticeable y classified the stamps as "papel revocado" = "plastered paper". But, believe it or not, our Brazilian colleages called it, and I think they still do, "papel marmolado" because the similarity with the aspect of marble. Of course they referred it to irregularity of coatind distribution but not to the spocks.
saludos,
José
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Re: Tizado varioloso = pockmarked coating

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Otin escribió:Rein,
Your "varioloso" paper did not called attention from Argentine collectors for we knew the quality obtsained in Argentina could not be that of anncient papermills in Europe. We took it as normal but particularly me did not overlook the irregularity as I told you before. For me the cause could be overheating or a bad preparation of coating layer substances.
When the fault was too noticeable y classified the stamps as "papel revocado" = "plastered paper". But, believe it or not, our Brazilian colleages called it, and I think they still do, "papel marmolado" because the similarity with the aspect of marble. Of course they referred it to irregularity of coatind distribution but not to the spocks.
saludos,
José
José,

I think I made it clear that the TV was a problem for European paper makers as well ages ago! See the Malayan States and the Moreno stamp!

I do not have the Brasil stamps but will go after them!

In the Argentina case it was a consistent feature of coated paper during a few years! Several stamps ONLY exist with TV! I therefor think TV deserves a separate status in the list of types of papers used for Argentina stamps!

saludos, Rein
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Re: Tizado varioloso = pockmarked coating

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The Casa de Moneda seemed to experiment with coated papers!

In the second half of 1975 a new type of paper got introduced - I call it chipwood surface - as it reminds you of chipwood board with the chips crossing each other irregularly!

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I think it is obvious that with this type of surface of the stamp paper, the quality of the result cannot be that good!!!

Bear in mind that this type of paper - no matter whether Dario Bardi or Carlos Raul Gomez have assigned it a separate type of paper ! - is still considered a "tizado". It has a coating AND it is glossy! This in stark contrast with the paper I mentioned for the Postal Surfaces which is also coated [!!!!] but has no gloss whatsoever! Argentina Philately calls it "mate" while other printings of the same stamps are called "tizado"!
See viewtopic.php?f=137&t=7091&start=8

C.R. Gomez calls it:

(13) SEMI-ENCAPADO WITCELL, Ligero Rayado paralelo al lado menor, visto a trasluz. Delgado y aspecto brillante. Fluorescente. FF.


to be continued ..
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Re: Tizado varioloso = pockmarked coating

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Otin escribió:Rein,
Your "varioloso" paper did not called attention from Argentine collectors for we knew the quality obtsained in Argentina could not be that of anncient papermills in Europe. We took it as normal but particularly me did not overlook the irregularity as I told you before. For me the cause could be overheating or a bad preparation of coating layer substances.
When the fault was too noticeable y classified the stamps as "papel revocado" = "plastered paper". But, believe it or not, our Brazilian colleages called it, and I think they still do, "papel marmolado" because the similarity with the aspect of marble. Of course they referred it to irregularity of coatind distribution but not to the spocks.
saludos,
José

Marbled paper is a completely different aspect of paper that has nothing to do with the Tizado Varioloso

http://en.wikipedia.org/wiki/Paper_marbling

to be continued ...
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Re: Tizado varioloso = pockmarked coating

Mensaje por Otin »

Rein:
It is a question of languages, I think in Spanish the paper you show has another name and I don´t know what´s its name in Portuguese. I can only tell you our Brazilian colleagues called marmolado to uneven cocated paper because of faulty processing.
José
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