Caspian Air Lines 3,4

Iran

3:

• plastic
• pointy bottom

• vertical tab
• straight cut

      different numbers :

          3-1: blue number, low left

          3-2: white number in blue bar, low left

          3-3: small blue number, low left

          3-4: blue number, low left

          3-6: white number in blue bar, low left

4:

• plastic
• pointy bottom

• vertical tab
• straight cut

      different Persian numbers:

          4-4: blue number low left corner

          4-5: blue number, low left