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IS0
I NT ERN AT I ON AL ORGAN I Z AT I O N
FOR STAN DARD I Z AT I O N
I S O R E C O M M E N D AT I O N
R 193
MICROCOPIES ON TRANSPARENT BASES
SIZES OF RECOMMENDED BASES
1st EDITION
March 1961
COPYRIGHT RESERVED
The copyright of IS0 Recommendations and IS0 Standards
belongs to IS0 Member Bodies. Reproduction of these
documents, in any country, may be authorized therefore only
by the national standards organization of that country, being
a member of ISO.
For each individual country the only valid standard is the national standard of that country.
Printed in Switzerland
Also issued in French and Russian. Copies to be obtained through the national standards organizations.
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BRIEF HISTORY
The IS0 Recommendation R 193, Microcopies on Transparent Bases. Sizes of Recom-
mended Bases, was drawn up by Technical Committee ISO/TC 46, Documentation, the Secre-
tariat of which is held by the Association Française de Normalisation (AFNOR).
Work on this matter which the Technical Committee had begun since the year 1955 resulted
in 1958 in the adoption of a proposal as a first Draft IS0 Recommendation and came to an
end, in 1959, with the adoption of a second Draft IS0 Recommendation.
On 30 April 1959, the Draft IS0 Recommendation (No. 68) was distributed to all the
IS0 Member Bodies and was approved by the following Member Bodies:
Australia Hungary Spain
Austria India Sweden
Belgium
Israel Switzerland
Burma Japan Union of South Africa
Canada Netherlands United Kingdom
Czechoslovakia New Zealand U.S.A.
France
Norway U.S.S.R.
Germany Poland Yugoslavia
Greece Romania
One Member Body opposed the approval of the Draft: Italy.
The Draft
...