Singapore - A.R.Egypt Joint Stamp Issue : Are these the World's longest stamps (162mm x 30mm) ???

A joint stamp issue to celebrate 45 years of Singapore - Arab Republic of Egypt ties was launched on Monday, 17 October, in Clark Quay Singapore. Called Significant Rivers, it is the first joint stamp issue between the two countries. The event was graced by Egypt's ambassador to Singapore, Mr Nasser Hamdy. The FDCs were autographed by Mr Nasser Hamdy and designer Mr Wong Wui Kong.