Sierra Leone
Praegu kuvatakse: Sierra Leone - postmargid (1859 - 2018) - 2 margid.
1969
Airmail - The 5th Anniversary of World's First Self-adhesive Postage Stamps
1. märts WM: mitte ükski perforatsioon: Imperforated
1971
Airmail - Various Stamps Overprinted "AIRMAIL" and Surcharged Value
1. märts WM: mitte ükski