Hilton Colombo 30th Anniversary Special Commemorative Cover

Hilton Colombo 30th Anniversary Special Commemorative Cover issued by the Philatelic Bureau - Department of Posts Sri Lanka - September 26, 2017 First Day of Issue

Press coverage of the ceremony can be found here:
Mirror Business
Explorer Sri Lanka

Official Website of Hilton Colombo
Address: 2 Sir Chittampalam A Gardiner Mawatha, Colombo 00200, Sri Lanka

Courtesy of Hilton Colombo