The Argentina 1935-51 Definitive Series
A Stamp Collecting Blog Dedicated to one of the Most Interesting Series of the 20th Century
Sunday, April 17, 2011
The 20cLC1E3b and the 20cLC1L1 papers
Here is the 1E3b. It has a square grid.
Here are several 1L1s. The 1L1 has a rectangular symmetrical thread scheme same as the 1E1 of 1936 and the 1E3a of 1939.