Now showing: Latvia - Airmail (1930 - 1933) - 16 stamps.
17. červen WM: 5 Sheetsize: 100 Perforation: 10¾
17. červen WM: 5 Sheetsize: 100 Perforation: Imperforated
7. prosinec WM: 5 Sheetsize: 100 Perforation: 10 ; 11½
7. prosinec WM: 5 Sheetsize: 100 Perforation: Imperforated