Tall Ships (Sailing ships) - stamp collection of 36 souvenir sheets of Central Africa, Djibouti, Guinea-Bissau, Guinea, Maldives, Mozambique, Niger, Sierra Leone, St. Tome, Togo issued in 2017-2018 and Solomon Islands 2012-2016 (MNH).
All official issues, listed in Michel & Yvert catalogues (high CV).