First Day of Issue = December 7, 1932
Size: 39.00 mm x 25.00 mm
Quantity printed = 12,420
Perforated 10.00 x 11.50
Print method: Lithography

Issued to shows stages of aviation development. This stamp shows Blériot monoplane.

Watermark



Catalog numbers
Scott CB13a
Michel LV 214B

For more information check out the links below
Blériot
Latvian airmail semipostal stamps
Latvian aviation